added local api

server/fastapi_app.py

@@ -298,10 +298,50 @@ def paired_tracks_cancel(body: PairedTrackCancelBody):
         raise HTTPException(400, detail=str(e)) from e
 
 
+class ElevationPoint(BaseModel):
+    lat: float
+    lon: float
+    ts: Optional[float] = None
+
+
+class ElevationProfileBody(BaseModel):
+    points: list[ElevationPoint] = Field(default_factory=list)
+    step_m: float = 10.0
+
+
+@app.post("/api/elevation/profile")
+def elevation_profile(body: ElevationProfileBody):
+    from core.elevation import build_elevation_profile
+
+    pts = [p.model_dump(exclude_none=True) for p in body.points]
+    return build_elevation_profile(pts, body.step_m)
+
+
+@app.get("/api/tracks/{track_id}/elevation-profile")
+def track_elevation_profile(
+    track_id: int,
+    step_m: float = Query(10.0, ge=5.0, le=10.0),
+):
+    from core.elevation import build_elevation_profile
+
+    try:
+        track = storage.get_track(track_id)
+    except ValueError as e:
+        raise HTTPException(404, detail=str(e)) from e
+    return build_elevation_profile(track.get("points") or [], step_m)
+
+
 @app.get("/api/health")
 def health():
+    from core.elevation import elevation_status
+
     status = storage.db_status()
-    return {"ok": status["db_ok"], "ts": time.time(), **status}
+    return {
+        "ok": status["db_ok"],
+        "ts": time.time(),
+        **status,
+        **elevation_status(),
+    }
 
 
 if __name__ == "__main__":