Add User Model Service and Temporal Recall for MeMind V0.1.

Introduce UMS ingest/snapshot pipeline, Context Planner with multi-source recall, runtime context injection, canonical user mapping, and session snapshot loading on auth/me. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-09-03 23:25:18 +08:00
parent bf66fdf493
commit 212ff3ff80
47 changed files with 4534 additions and 6 deletions
@@ -0,0 +1,105 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://memind.local/schemas/timeline-item.v1.schema.json",
+  "title": "TimelineItem",
+  "description": "Temporal Recall 统一时间线条目 — 跨 Source 归一化模型",
+  "type": "object",
+  "required": [
+    "timeline_item_id",
+    "user_id",
+    "source",
+    "type",
+    "observed_time",
+    "title",
+    "content",
+    "importance",
+    "confidence",
+    "source_ref",
+    "status"
+  ],
+  "additionalProperties": false,
+  "properties": {
+    "timeline_item_id": {
+      "type": "string",
+      "format": "uuid",
+      "description": "归一化后的 timeline 条目 ID"
+    },
+    "user_id": {
+      "type": "string",
+      "format": "uuid"
+    },
+    "source": {
+      "type": "string",
+      "enum": ["calendar", "chat", "meinput", "memory_v2", "email", "browser", "tasks", "git", "location", "notes"]
+    },
+    "type": {
+      "type": "string",
+      "enum": ["event", "todo", "decision", "mention", "commitment"]
+    },
+    "event_time": {
+      "type": ["string", "null"],
+      "format": "date-time",
+      "description": "事件计划/实际发生时间；未知时为 null"
+    },
+    "observed_time": {
+      "type": "string",
+      "format": "date-time",
+      "description": "首次被记录/输入/提到的时间"
+    },
+    "title": {
+      "type": "string",
+      "maxLength": 512
+    },
+    "content": {
+      "type": "string",
+      "maxLength": 8192
+    },
+    "importance": {
+      "type": "number",
+      "minimum": 0,
+      "maximum": 1
+    },
+    "confidence": {
+      "type": "number",
+      "minimum": 0,
+      "maximum": 1,
+      "description": "抽取/归一化置信度"
+    },
+    "recall_score": {
+      "type": "number",
+      "minimum": 0,
+      "maximum": 1,
+      "description": "最终召回排序分"
+    },
+    "source_ref": {
+      "type": "string",
+      "maxLength": 512,
+      "description": "源系统引用，如 meinput:segment:<id>"
+    },
+    "participants": {
+      "type": "array",
+      "items": { "type": "string", "maxLength": 128 },
+      "default": []
+    },
+    "status": {
+      "type": "string",
+      "enum": ["planned", "completed", "mentioned", "unknown"]
+    },
+    "merged_from": {
+      "type": "array",
+      "items": { "type": "string", "maxLength": 512 },
+      "description": "Dedupe 合并前的 source_ref 列表"
+    },
+    "app_bundle_id": {
+      "type": ["string", "null"],
+      "description": "MeInput 来源 App"
+    },
+    "app_name": {
+      "type": ["string", "null"]
+    },
+    "metadata": {
+      "type": "object",
+      "additionalProperties": true
+    }
+  }
+}