feat(family): deploy Single-Writer DuckDB backend, Mila parent cockpit & feeding analytics, and Moritz macro tracker

projects/duckdb-backend/app/routes/system.py

@@ -0,0 +1,77 @@
+from __future__ import annotations
+
+from typing import Any, Dict
+from fastapi import APIRouter, Depends, HTTPException, Request
+
+from app.config import DATA_DIR
+from app.engine import DuckDBEngine
+from app.git_sync import GitSyncManager
+from app.models import StatusResponse
+
+router = APIRouter(tags=["System"])
+
+
+def get_engine(request: Request) -> DuckDBEngine:
+    return request.app.state.engine
+
+
+def get_git_sync(request: Request) -> Optional[GitSyncManager]:
+    return getattr(request.app.state, "git_sync", None)
+
+
+@router.get("/healthz")
+async def healthz(
+    request: Request,
+    engine: DuckDBEngine = Depends(get_engine),
+) -> Dict[str, Any]:
+    git_sync: Optional[GitSyncManager] = get_git_sync(request)
+    conflict = git_sync.is_conflict if git_sync else False
+    status_str = "conflict" if conflict else "ok"
+    return {
+        "status": status_str,
+        "conflict": conflict,
+        "engine_ready": True,
+    }
+
+
+@router.get("/status", response_model=StatusResponse)
+async def status(
+    request: Request,
+    engine: DuckDBEngine = Depends(get_engine),
+) -> StatusResponse:
+    git_sync: Optional[GitSyncManager] = get_git_sync(request)
+    counts = engine.get_table_counts()
+    return StatusResponse(
+        status=git_sync.status if git_sync else "ok",
+        git_conflict=git_sync.is_conflict if git_sync else False,
+        last_sync_time=git_sync.last_sync_time if git_sync else None,
+        last_commit_hash=git_sync.last_commit_hash if git_sync else None,
+        last_error=git_sync.last_error if git_sync else None,
+        data_dir=str(engine.data_dir),
+        table_counts=counts,
+    )
+
+
+@router.post("/git/sync")
+async def trigger_sync(
+    request: Request,
+    engine: DuckDBEngine = Depends(get_engine),
+) -> Dict[str, Any]:
+    git_sync: Optional[GitSyncManager] = get_git_sync(request)
+    if not git_sync:
+        raise HTTPException(status_code=400, detail="Git sync is not configured")
+
+    success = git_sync.pull_rebase()
+    if success:
+        engine.reload_all()
+        return {
+            "status": "ok",
+            "message": "Git pull --rebase completed and DuckDB reloaded.",
+            "commit": git_sync.last_commit_hash,
+        }
+    else:
+        return {
+            "status": git_sync.status,
+            "conflict": git_sync.is_conflict,
+            "error": git_sync.last_error,
+        }