{
    "updatedAt": "2026-04-03T16:02:46.397Z",
    "createdAt": "2026-04-03T13:37:06.873Z",
    "id": "D5vTBspoT8Ag5q67",
    "name": "Muscle Building Analyzer",
    "active": true,
    "isArchived": false,
    "nodes": [
        {
            "parameters": {},
            "id": "manual-id-001",
            "name": "ManualTrigger",
            "position": [
                0,
                144
            ],
            "type": "n8n-nodes-base.manualTrigger",
            "typeVersion": 1
        },
        {
            "parameters": {
                "values": {
                    "string": [
                        {
                            "name": "folder_id",
                            "value": "18Bhudb1KaJdJnIw-z0US2p8ScJjiliTo"
                        },
                        {
                            "name": "ha_weight_entity",
                            "value": "sensor.prasanna_weight_correct"
                        }
                    ]
                },
                "options": {}
            },
            "id": "config-id-001",
            "name": "Config",
            "position": [
                208,
                144
            ],
            "type": "n8n-nodes-base.set",
            "typeVersion": 1
        },
        {
            "parameters": {
                "rule": {
                    "interval": [
                        {
                            "field": "weeks",
                            "triggerAtDay": [
                                1
                            ],
                            "triggerAtHour": 9
                        }
                    ]
                }
            },
            "id": "node-schedule-001",
            "name": "Every Monday Morning",
            "type": "n8n-nodes-base.scheduleTrigger",
            "typeVersion": 1.3,
            "position": [
                0,
                0
            ]
        },
        {
            "parameters": {
                "authentication": "serviceAccount",
                "resource": "fileFolder",
                "queryString": "strong",
                "filter": {},
                "options": {}
            },
            "id": "node-drive-list-001",
            "name": "Sync: List CSVs",
            "type": "n8n-nodes-base.googleDrive",
            "typeVersion": 3,
            "position": [
                400,
                -208
            ],
            "credentials": {
                "googleApi": {
                    "id": "BHZe7DHLZJ4mRYHz",
                    "name": "Google Service Account account"
                }
            }
        },
        {
            "parameters": {
                "operation": "executeQuery",
                "query": "SELECT file_id FROM processed_files WHERE file_id = $1",
                "options": {
                    "queryReplacement": "={{ [$json.id] }}"
                }
            },
            "id": "node-pg-check-001",
            "name": "Check if Processed",
            "type": "n8n-nodes-base.postgres",
            "typeVersion": 2.6,
            "position": [
                608,
                -208
            ],
            "alwaysOutputData": true,
            "credentials": {
                "postgres": {
                    "id": "VyZORXHG4fXznguO",
                    "name": "Postgres account"
                }
            }
        },
        {
            "parameters": {
                "conditions": {
                    "options": {
                        "caseSensitive": true,
                        "leftValue": "",
                        "typeValidation": "strict",
                        "version": 3
                    },
                    "conditions": [
                        {
                            "id": "condition-file-id-empty",
                            "leftValue": "={{ $json.file_id }}",
                            "operator": {
                                "operation": "empty",
                                "type": "string",
                                "singleValue": true
                            }
                        }
                    ],
                    "combinator": "and"
                },
                "options": {}
            },
            "id": "node-if-new-001",
            "name": "Is New File?",
            "type": "n8n-nodes-base.if",
            "typeVersion": 2.3,
            "position": [
                800,
                -208
            ]
        },
        {
            "parameters": {
                "authentication": "serviceAccount",
                "operation": "download",
                "fileId": "={{ $node[\"Sync: List CSVs\"].json[\"id\"] }}",
                "options": {}
            },
            "id": "node-drive-download-001",
            "name": "Download File",
            "type": "n8n-nodes-base.googleDrive",
            "typeVersion": 3,
            "position": [
                1008,
                -304
            ],
            "credentials": {
                "googleApi": {
                    "id": "BHZe7DHLZJ4mRYHz",
                    "name": "Google Service Account account"
                }
            }
        },
        {
            "parameters": {
                "fileFormat": "csv",
                "options": {
                    "delimiter": ";",
                    "readAsString": true
                }
            },
            "id": "node-spreadsheet-001",
            "name": "CSV to JSON",
            "type": "n8n-nodes-base.spreadsheetFile",
            "typeVersion": 2,
            "position": [
                1200,
                -304
            ]
        },
        {
            "parameters": {
                "values": {
                    "number": [
                        {
                            "name": "set_order",
                            "value": "={{ parseInt($json[\"Set Order\"]) || 0 }}"
                        },
                        {
                            "name": "weight",
                            "value": "={{ parseFloat($json[\"Weight\"]) || 0 }}"
                        },
                        {
                            "name": "reps",
                            "value": "={{ parseInt($json[\"Reps\"]) || 0 }}"
                        }
                    ],
                    "string": [
                        {
                            "name": "workout_date",
                            "value": "={{ $json[\"Date\"] }}"
                        },
                        {
                            "name": "exercise_name",
                            "value": "={{ $json[\"Exercise Name\"] }}"
                        },
                        {
                            "name": "duration",
                            "value": "={{ $json[\"Workout Duration\"] }}"
                        }
                    ]
                },
                "options": {}
            },
            "id": "node-set-format-001",
            "name": "Format Rows",
            "type": "n8n-nodes-base.set",
            "typeVersion": 1,
            "position": [
                1408,
                -304
            ]
        },
        {
            "parameters": {
                "operation": "executeQuery",
                "query": "INSERT INTO gym_results (workout_date, exercise_name, set_order, weight, reps, duration) VALUES ($1, $2, $3, $4, $5, $6) ON CONFLICT (workout_date, exercise_name, set_order) DO UPDATE SET weight = EXCLUDED.weight, reps = EXCLUDED.reps",
                "options": {
                    "queryBatching": "independently",
                    "queryReplacement": "={{ [$json.workout_date, $json.exercise_name, $json.set_order, $json.weight, $json.reps, $json.duration] }}"
                }
            },
            "id": "node-pg-upsert-001",
            "name": "Upsert Results",
            "type": "n8n-nodes-base.postgres",
            "typeVersion": 2.6,
            "position": [
                1600,
                -304
            ],
            "credentials": {
                "postgres": {
                    "id": "VyZORXHG4fXznguO",
                    "name": "Postgres account"
                }
            }
        },
        {
            "parameters": {
                "operation": "executeQuery",
                "query": "INSERT INTO processed_files (file_id, file_name) VALUES ($1, $2) ON CONFLICT (file_id) DO NOTHING",
                "options": {
                    "queryReplacement": "={{ [$json.id, $json.name] }}"
                }
            },
            "id": "node-pg-mark-001",
            "name": "Mark Processed",
            "type": "n8n-nodes-base.postgres",
            "typeVersion": 2.6,
            "position": [
                1808,
                -304
            ],
            "credentials": {
                "postgres": {
                    "id": "VyZORXHG4fXznguO",
                    "name": "Postgres account"
                }
            }
        },
        {
            "parameters": {
                "operation": "executeQuery",
                "query": "SELECT * FROM gym_results WHERE workout_date >= (CURRENT_DATE - INTERVAL '14 days') ORDER BY workout_date DESC;",
                "additionalFields": {}
            },
            "id": "node-pg-fetch-001",
            "name": "Fetch 14d Workouts",
            "type": "n8n-nodes-base.postgres",
            "typeVersion": 1,
            "position": [
                400,
                208
            ],
            "credentials": {
                "postgres": {
                    "id": "VyZORXHG4fXznguO",
                    "name": "Postgres account"
                }
            }
        },
        {
            "parameters": {
                "authentication": "genericCredentialType",
                "genericAuthType": "httpHeaderAuth",
                "jsonBody": "={{ JSON.stringify({ entity_id: 'input_text.n8n_summary', value: $json.content.parts[0].text.slice(0, 255) }) }}",
                "method": "POST",
                "options": {},
                "sendBody": true,
                "specifyBody": "json",
                "url": "http://192.168.178.111:8123/api/services/input_text/set_value"
            },
            "id": "node-ha-notify-001",
            "name": "HA Set Summary",
            "type": "n8n-nodes-base.httpRequest",
            "typeVersion": 4.2,
            "position": [
                1152,
                304
            ],
            "credentials": {
                "httpHeaderAuth": {
                    "id": "OBwOm2Ixqr6biMwc",
                    "name": "homeAssistant"
                }
            }
        },
        {
            "parameters": {
                "messages": {
                    "values": [
                        {
                            "content": "=You are a fitness coach. Analyze the last 14 days.\n\nWORKOUT DATA:\n{{ JSON.stringify($json.workouts) }}\n\nWEIGHT (kg, chronological):\n{{ JSON.stringify($json.weights) }}\n\nRespond with EXACTLY 3 lines, each starting with a bullet (•). Total must be under 255 characters.\nLine 1: Weight trend + body composition estimate (muscle/fat gain or fat loss).\nLine 2: Top training focus for next weeks.\nLine 3: Top nutrition focus for next weeks.\nNo markdown, no bold, no extra text."
                        }
                    ]
                },
                "modelId": {
                    "__rl": true,
                    "cachedResultName": "Gemini 2.5 Flash (Guideline)",
                    "mode": "list",
                    "value": "models/gemini-2.5-flash"
                }
            },
            "type": "@n8n/n8n-nodes-langchain.googleGemini",
            "typeVersion": 1.1,
            "position": [
                864,
                304
            ],
            "id": "f8489e65-7ea1-4fea-b1d3-0df0824479de",
            "name": "Message a model",
            "credentials": {
                "googlePalmApi": {
                    "id": "EWlC0h6CFPDYaxlJ",
                    "name": "Google Gemini(PaLM) Api account"
                }
            }
        },
        {
            "parameters": {
                "jsCode": "const workouts = $items(\"Fetch 14d Workouts\");\nconst weightRaw = $items(\"Get Weight History\");\n\n// HA history API returns [[{state, last_changed, ...}, ...]]\nlet weights = [];\ntry {\n  if (weightRaw.length > 0) {\n    const firstJson = weightRaw[0].json;\n    if (Array.isArray(firstJson) && firstJson.length > 0 && Array.isArray(firstJson[0])) {\n      weights = firstJson[0].map(item => ({\n        state: item.state,\n        last_changed: item.last_changed\n      })).filter(w => w.state !== 'unavailable' && w.state !== 'unknown');\n    } else if (Array.isArray(firstJson)) {\n      weights = firstJson.map(item => ({\n        state: item.state,\n        last_changed: item.last_changed\n      })).filter(w => w.state !== 'unavailable' && w.state !== 'unknown');\n    }\n  }\n} catch(e) {\n  weights = [];\n}\n\nreturn [{\n  json: {\n    workouts: workouts.map(i => i.json),\n    weights: weights\n  }\n}];"
            },
            "id": "code-agg-001",
            "name": "Prepare Analysis Data",
            "type": "n8n-nodes-base.code",
            "typeVersion": 2,
            "position": [
                704,
                304
            ],
            "executeOnce": true
        },
        {
            "parameters": {
                "path": "trigger-muscle-now",
                "options": {}
            },
            "id": "547435b3-0c02-4efe-89ba-c65ea8359cf5",
            "name": "TriggerWebhook",
            "type": "n8n-nodes-base.webhook",
            "typeVersion": 2.1,
            "position": [
                0,
                288
            ],
            "webhookId": "c376190f-52c2-4586-ad8e-31501d60aa5b"
        },
        {
            "parameters": {
                "mode": "chooseBranch"
            },
            "id": "merge-wait-001",
            "name": "Wait for Upsert",
            "type": "n8n-nodes-base.merge",
            "typeVersion": 3.2,
            "position": [
                1712,
                -144
            ]
        },
        {
            "parameters": {},
            "id": "merge-analysis-001",
            "name": "Analysis Merge",
            "type": "n8n-nodes-base.merge",
            "typeVersion": 3.2,
            "position": [
                560,
                304
            ]
        },
        {
            "parameters": {
                "authentication": "genericCredentialType",
                "genericAuthType": "httpHeaderAuth",
                "options": {
                    "response": {
                        "response": {
                            "neverError": true
                        }
                    }
                },
                "queryParameters": {
                    "parameters": [
                        {
                            "name": "filter_entity_id",
                            "value": "sensor.prasanna_weight_correct"
                        },
                        {
                            "name": "minimal_response",
                            "value": "true"
                        },
                        {
                            "name": "end_time",
                            "value": "={{ $now.toISO() }}"
                        }
                    ]
                },
                "sendQuery": true,
                "url": "={{ 'http://192.168.178.111:8123/api/history/period/' + $now.minus({days: 14}).toISO() }}"
            },
            "id": "node-ha-history-001",
            "name": "Get Weight History",
            "type": "n8n-nodes-base.httpRequest",
            "typeVersion": 4.2,
            "position": [
                400,
                352
            ],
            "credentials": {
                "httpHeaderAuth": {
                    "id": "OBwOm2Ixqr6biMwc",
                    "name": "homeAssistant"
                }
            }
        }
    ],
    "connections": {
        "ManualTrigger": {
            "main": [
                [
                    {
                        "index": 0,
                        "node": "Config",
                        "type": "main"
                    }
                ]
            ]
        },
        "Every Monday Morning": {
            "main": [
                [
                    {
                        "node": "Config",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Config": {
            "main": [
                [
                    {
                        "node": "Sync: List CSVs",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Fetch 14d Workouts",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Get Weight History",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Sync: List CSVs": {
            "main": [
                [
                    {
                        "node": "Check if Processed",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Wait for Upsert",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Check if Processed": {
            "main": [
                [
                    {
                        "node": "Is New File?",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Is New File?": {
            "main": [
                [
                    {
                        "node": "Download File",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Download File": {
            "main": [
                [
                    {
                        "node": "CSV to JSON",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "CSV to JSON": {
            "main": [
                [
                    {
                        "node": "Format Rows",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Format Rows": {
            "main": [
                [
                    {
                        "node": "Upsert Results",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Message a model": {
            "main": [
                [
                    {
                        "node": "HA Set Summary",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Prepare Analysis Data": {
            "main": [
                [
                    {
                        "node": "Message a model",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "TriggerWebhook": {
            "main": [
                [
                    {
                        "node": "Config",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Upsert Results": {
            "main": [
                [
                    {
                        "node": "Wait for Upsert",
                        "type": "main",
                        "index": 1
                    }
                ]
            ]
        },
        "Wait for Upsert": {
            "main": [
                [
                    {
                        "node": "Mark Processed",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Fetch 14d Workouts": {
            "main": [
                [
                    {
                        "node": "Analysis Merge",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Analysis Merge": {
            "main": [
                [
                    {
                        "node": "Prepare Analysis Data",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Get Weight History": {
            "main": [
                [
                    {
                        "node": "Analysis Merge",
                        "type": "main",
                        "index": 1
                    }
                ]
            ]
        }
    },
    "settings": {
        "executionOrder": "v1",
        "saveDataErrorExecution": "all",
        "saveDataSuccessExecution": "all",
        "saveManualExecutions": true,
        "saveExecutionProgress": true,
        "callerPolicy": "workflowsFromSameOwner",
        "availableInMCP": false,
        "binaryMode": "separate"
    },
    "staticData": {
        "node:Every Monday Morning": {
            "recurrenceRules": []
        }
    },
    "meta": {
        "templateCredsSetupCompleted": true
    },
    "pinData": {},
    "versionId": "9c73e87e-c0f8-4073-ae2e-cf3484bcc550",
    "activeVersionId": "9c73e87e-c0f8-4073-ae2e-cf3484bcc550",
    "triggerCount": 2,
    "shared": [
        {
            "updatedAt": "2026-04-03T13:37:06.876Z",
            "createdAt": "2026-04-03T13:37:06.876Z",
            "role": "workflow:owner",
            "workflowId": "D5vTBspoT8Ag5q67",
            "projectId": "cSAaWNJydnksD5EB"
        }
    ],
    "activeVersion": {
        "updatedAt": "2026-04-03T16:02:46.398Z",
        "createdAt": "2026-04-03T16:02:46.398Z",
        "versionId": "9c73e87e-c0f8-4073-ae2e-cf3484bcc550",
        "workflowId": "D5vTBspoT8Ag5q67",
        "nodes": [
            {
                "parameters": {},
                "id": "manual-id-001",
                "name": "ManualTrigger",
                "position": [
                    0,
                    144
                ],
                "type": "n8n-nodes-base.manualTrigger",
                "typeVersion": 1
            },
            {
                "parameters": {
                    "values": {
                        "string": [
                            {
                                "name": "folder_id",
                                "value": "18Bhudb1KaJdJnIw-z0US2p8ScJjiliTo"
                            },
                            {
                                "name": "ha_weight_entity",
                                "value": "sensor.prasanna_weight_correct"
                            }
                        ]
                    },
                    "options": {}
                },
                "id": "config-id-001",
                "name": "Config",
                "position": [
                    208,
                    144
                ],
                "type": "n8n-nodes-base.set",
                "typeVersion": 1
            },
            {
                "parameters": {
                    "rule": {
                        "interval": [
                            {
                                "field": "weeks",
                                "triggerAtDay": [
                                    1
                                ],
                                "triggerAtHour": 9
                            }
                        ]
                    }
                },
                "id": "node-schedule-001",
                "name": "Every Monday Morning",
                "type": "n8n-nodes-base.scheduleTrigger",
                "typeVersion": 1.3,
                "position": [
                    0,
                    0
                ]
            },
            {
                "parameters": {
                    "authentication": "serviceAccount",
                    "resource": "fileFolder",
                    "queryString": "strong",
                    "filter": {},
                    "options": {}
                },
                "id": "node-drive-list-001",
                "name": "Sync: List CSVs",
                "type": "n8n-nodes-base.googleDrive",
                "typeVersion": 3,
                "position": [
                    400,
                    -208
                ],
                "credentials": {
                    "googleApi": {
                        "id": "BHZe7DHLZJ4mRYHz",
                        "name": "Google Service Account account"
                    }
                }
            },
            {
                "parameters": {
                    "operation": "executeQuery",
                    "query": "SELECT file_id FROM processed_files WHERE file_id = $1",
                    "options": {
                        "queryReplacement": "={{ [$json.id] }}"
                    }
                },
                "id": "node-pg-check-001",
                "name": "Check if Processed",
                "type": "n8n-nodes-base.postgres",
                "typeVersion": 2.6,
                "position": [
                    608,
                    -208
                ],
                "alwaysOutputData": true,
                "credentials": {
                    "postgres": {
                        "id": "VyZORXHG4fXznguO",
                        "name": "Postgres account"
                    }
                }
            },
            {
                "parameters": {
                    "conditions": {
                        "options": {
                            "caseSensitive": true,
                            "leftValue": "",
                            "typeValidation": "strict",
                            "version": 3
                        },
                        "conditions": [
                            {
                                "id": "condition-file-id-empty",
                                "leftValue": "={{ $json.file_id }}",
                                "operator": {
                                    "operation": "empty",
                                    "type": "string",
                                    "singleValue": true
                                }
                            }
                        ],
                        "combinator": "and"
                    },
                    "options": {}
                },
                "id": "node-if-new-001",
                "name": "Is New File?",
                "type": "n8n-nodes-base.if",
                "typeVersion": 2.3,
                "position": [
                    800,
                    -208
                ]
            },
            {
                "parameters": {
                    "authentication": "serviceAccount",
                    "operation": "download",
                    "fileId": "={{ $node[\"Sync: List CSVs\"].json[\"id\"] }}",
                    "options": {}
                },
                "id": "node-drive-download-001",
                "name": "Download File",
                "type": "n8n-nodes-base.googleDrive",
                "typeVersion": 3,
                "position": [
                    1008,
                    -304
                ],
                "credentials": {
                    "googleApi": {
                        "id": "BHZe7DHLZJ4mRYHz",
                        "name": "Google Service Account account"
                    }
                }
            },
            {
                "parameters": {
                    "fileFormat": "csv",
                    "options": {
                        "delimiter": ";",
                        "readAsString": true
                    }
                },
                "id": "node-spreadsheet-001",
                "name": "CSV to JSON",
                "type": "n8n-nodes-base.spreadsheetFile",
                "typeVersion": 2,
                "position": [
                    1200,
                    -304
                ]
            },
            {
                "parameters": {
                    "values": {
                        "number": [
                            {
                                "name": "set_order",
                                "value": "={{ parseInt($json[\"Set Order\"]) || 0 }}"
                            },
                            {
                                "name": "weight",
                                "value": "={{ parseFloat($json[\"Weight\"]) || 0 }}"
                            },
                            {
                                "name": "reps",
                                "value": "={{ parseInt($json[\"Reps\"]) || 0 }}"
                            }
                        ],
                        "string": [
                            {
                                "name": "workout_date",
                                "value": "={{ $json[\"Date\"] }}"
                            },
                            {
                                "name": "exercise_name",
                                "value": "={{ $json[\"Exercise Name\"] }}"
                            },
                            {
                                "name": "duration",
                                "value": "={{ $json[\"Workout Duration\"] }}"
                            }
                        ]
                    },
                    "options": {}
                },
                "id": "node-set-format-001",
                "name": "Format Rows",
                "type": "n8n-nodes-base.set",
                "typeVersion": 1,
                "position": [
                    1408,
                    -304
                ]
            },
            {
                "parameters": {
                    "operation": "executeQuery",
                    "query": "INSERT INTO gym_results (workout_date, exercise_name, set_order, weight, reps, duration) VALUES ($1, $2, $3, $4, $5, $6) ON CONFLICT (workout_date, exercise_name, set_order) DO UPDATE SET weight = EXCLUDED.weight, reps = EXCLUDED.reps",
                    "options": {
                        "queryBatching": "independently",
                        "queryReplacement": "={{ [$json.workout_date, $json.exercise_name, $json.set_order, $json.weight, $json.reps, $json.duration] }}"
                    }
                },
                "id": "node-pg-upsert-001",
                "name": "Upsert Results",
                "type": "n8n-nodes-base.postgres",
                "typeVersion": 2.6,
                "position": [
                    1600,
                    -304
                ],
                "credentials": {
                    "postgres": {
                        "id": "VyZORXHG4fXznguO",
                        "name": "Postgres account"
                    }
                }
            },
            {
                "parameters": {
                    "operation": "executeQuery",
                    "query": "INSERT INTO processed_files (file_id, file_name) VALUES ($1, $2) ON CONFLICT (file_id) DO NOTHING",
                    "options": {
                        "queryReplacement": "={{ [$json.id, $json.name] }}"
                    }
                },
                "id": "node-pg-mark-001",
                "name": "Mark Processed",
                "type": "n8n-nodes-base.postgres",
                "typeVersion": 2.6,
                "position": [
                    1808,
                    -304
                ],
                "credentials": {
                    "postgres": {
                        "id": "VyZORXHG4fXznguO",
                        "name": "Postgres account"
                    }
                }
            },
            {
                "parameters": {
                    "operation": "executeQuery",
                    "query": "SELECT * FROM gym_results WHERE workout_date >= (CURRENT_DATE - INTERVAL '14 days') ORDER BY workout_date DESC;",
                    "additionalFields": {}
                },
                "id": "node-pg-fetch-001",
                "name": "Fetch 14d Workouts",
                "type": "n8n-nodes-base.postgres",
                "typeVersion": 1,
                "position": [
                    400,
                    208
                ],
                "credentials": {
                    "postgres": {
                        "id": "VyZORXHG4fXznguO",
                        "name": "Postgres account"
                    }
                }
            },
            {
                "parameters": {
                    "authentication": "genericCredentialType",
                    "genericAuthType": "httpHeaderAuth",
                    "jsonBody": "={{ JSON.stringify({ entity_id: 'input_text.n8n_summary', value: $json.content.parts[0].text.slice(0, 255) }) }}",
                    "method": "POST",
                    "options": {},
                    "sendBody": true,
                    "specifyBody": "json",
                    "url": "http://192.168.178.111:8123/api/services/input_text/set_value"
                },
                "id": "node-ha-notify-001",
                "name": "HA Set Summary",
                "type": "n8n-nodes-base.httpRequest",
                "typeVersion": 4.2,
                "position": [
                    1152,
                    304
                ],
                "credentials": {
                    "httpHeaderAuth": {
                        "id": "OBwOm2Ixqr6biMwc",
                        "name": "homeAssistant"
                    }
                }
            },
            {
                "parameters": {
                    "messages": {
                        "values": [
                            {
                                "content": "=You are a fitness coach. Analyze the last 14 days.\n\nWORKOUT DATA:\n{{ JSON.stringify($json.workouts) }}\n\nWEIGHT (kg, chronological):\n{{ JSON.stringify($json.weights) }}\n\nRespond with EXACTLY 3 lines, each starting with a bullet (•). Total must be under 255 characters.\nLine 1: Weight trend + body composition estimate (muscle/fat gain or fat loss).\nLine 2: Top training focus for next weeks.\nLine 3: Top nutrition focus for next weeks.\nNo markdown, no bold, no extra text."
                            }
                        ]
                    },
                    "modelId": {
                        "__rl": true,
                        "cachedResultName": "Gemini 2.5 Flash (Guideline)",
                        "mode": "list",
                        "value": "models/gemini-2.5-flash"
                    }
                },
                "type": "@n8n/n8n-nodes-langchain.googleGemini",
                "typeVersion": 1.1,
                "position": [
                    864,
                    304
                ],
                "id": "f8489e65-7ea1-4fea-b1d3-0df0824479de",
                "name": "Message a model",
                "credentials": {
                    "googlePalmApi": {
                        "id": "EWlC0h6CFPDYaxlJ",
                        "name": "Google Gemini(PaLM) Api account"
                    }
                }
            },
            {
                "parameters": {
                    "jsCode": "const workouts = $items(\"Fetch 14d Workouts\");\nconst weightRaw = $items(\"Get Weight History\");\n\n// HA history API returns [[{state, last_changed, ...}, ...]]\nlet weights = [];\ntry {\n  if (weightRaw.length > 0) {\n    const firstJson = weightRaw[0].json;\n    if (Array.isArray(firstJson) && firstJson.length > 0 && Array.isArray(firstJson[0])) {\n      weights = firstJson[0].map(item => ({\n        state: item.state,\n        last_changed: item.last_changed\n      })).filter(w => w.state !== 'unavailable' && w.state !== 'unknown');\n    } else if (Array.isArray(firstJson)) {\n      weights = firstJson.map(item => ({\n        state: item.state,\n        last_changed: item.last_changed\n      })).filter(w => w.state !== 'unavailable' && w.state !== 'unknown');\n    }\n  }\n} catch(e) {\n  weights = [];\n}\n\nreturn [{\n  json: {\n    workouts: workouts.map(i => i.json),\n    weights: weights\n  }\n}];"
                },
                "id": "code-agg-001",
                "name": "Prepare Analysis Data",
                "type": "n8n-nodes-base.code",
                "typeVersion": 2,
                "position": [
                    704,
                    304
                ],
                "executeOnce": true
            },
            {
                "parameters": {
                    "path": "trigger-muscle-now",
                    "options": {}
                },
                "id": "547435b3-0c02-4efe-89ba-c65ea8359cf5",
                "name": "TriggerWebhook",
                "type": "n8n-nodes-base.webhook",
                "typeVersion": 2.1,
                "position": [
                    0,
                    288
                ],
                "webhookId": "c376190f-52c2-4586-ad8e-31501d60aa5b"
            },
            {
                "parameters": {
                    "mode": "chooseBranch"
                },
                "id": "merge-wait-001",
                "name": "Wait for Upsert",
                "type": "n8n-nodes-base.merge",
                "typeVersion": 3.2,
                "position": [
                    1712,
                    -144
                ]
            },
            {
                "parameters": {},
                "id": "merge-analysis-001",
                "name": "Analysis Merge",
                "type": "n8n-nodes-base.merge",
                "typeVersion": 3.2,
                "position": [
                    560,
                    304
                ]
            },
            {
                "parameters": {
                    "authentication": "genericCredentialType",
                    "genericAuthType": "httpHeaderAuth",
                    "options": {
                        "response": {
                            "response": {
                                "neverError": true
                            }
                        }
                    },
                    "queryParameters": {
                        "parameters": [
                            {
                                "name": "filter_entity_id",
                                "value": "sensor.prasanna_weight_correct"
                            },
                            {
                                "name": "minimal_response",
                                "value": "true"
                            },
                            {
                                "name": "end_time",
                                "value": "={{ $now.toISO() }}"
                            }
                        ]
                    },
                    "sendQuery": true,
                    "url": "={{ 'http://192.168.178.111:8123/api/history/period/' + $now.minus({days: 14}).toISO() }}"
                },
                "id": "node-ha-history-001",
                "name": "Get Weight History",
                "type": "n8n-nodes-base.httpRequest",
                "typeVersion": 4.2,
                "position": [
                    400,
                    352
                ],
                "credentials": {
                    "httpHeaderAuth": {
                        "id": "OBwOm2Ixqr6biMwc",
                        "name": "homeAssistant"
                    }
                }
            }
        ],
        "connections": {
            "ManualTrigger": {
                "main": [
                    [
                        {
                            "index": 0,
                            "node": "Config",
                            "type": "main"
                        }
                    ]
                ]
            },
            "Every Monday Morning": {
                "main": [
                    [
                        {
                            "node": "Config",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Config": {
                "main": [
                    [
                        {
                            "node": "Sync: List CSVs",
                            "type": "main",
                            "index": 0
                        },
                        {
                            "node": "Fetch 14d Workouts",
                            "type": "main",
                            "index": 0
                        },
                        {
                            "node": "Get Weight History",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Sync: List CSVs": {
                "main": [
                    [
                        {
                            "node": "Check if Processed",
                            "type": "main",
                            "index": 0
                        },
                        {
                            "node": "Wait for Upsert",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Check if Processed": {
                "main": [
                    [
                        {
                            "node": "Is New File?",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Is New File?": {
                "main": [
                    [
                        {
                            "node": "Download File",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Download File": {
                "main": [
                    [
                        {
                            "node": "CSV to JSON",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "CSV to JSON": {
                "main": [
                    [
                        {
                            "node": "Format Rows",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Format Rows": {
                "main": [
                    [
                        {
                            "node": "Upsert Results",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Message a model": {
                "main": [
                    [
                        {
                            "node": "HA Set Summary",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Prepare Analysis Data": {
                "main": [
                    [
                        {
                            "node": "Message a model",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "TriggerWebhook": {
                "main": [
                    [
                        {
                            "node": "Config",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Upsert Results": {
                "main": [
                    [
                        {
                            "node": "Wait for Upsert",
                            "type": "main",
                            "index": 1
                        }
                    ]
                ]
            },
            "Wait for Upsert": {
                "main": [
                    [
                        {
                            "node": "Mark Processed",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Fetch 14d Workouts": {
                "main": [
                    [
                        {
                            "node": "Analysis Merge",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Analysis Merge": {
                "main": [
                    [
                        {
                            "node": "Prepare Analysis Data",
                            "type": "main",
                            "index": 0
                        }
                    ]
                ]
            },
            "Get Weight History": {
                "main": [
                    [
                        {
                            "node": "Analysis Merge",
                            "type": "main",
                            "index": 1
                        }
                    ]
                ]
            }
        },
        "authors": "Prasanna Ranjan",
        "name": null,
        "description": null,
        "autosaved": false
    },
    "tags": []
}