feat: request/response logging, CORS, error handling

src/tracker/app.py

@@ -1,8 +1,12 @@
 """FastAPI application."""
 
 import logging
+import time
+import traceback
 
-from fastapi import FastAPI
+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import JSONResponse
 
 from tracker.api import agents, labels, projects, tasks
 from tracker.config import settings
@@ -12,6 +16,7 @@ logging.basicConfig(
     level=logging.DEBUG if settings.env == "dev" else logging.INFO,
     format="%(asctime)s %(levelname)s %(name)s: %(message)s",
 )
+logger = logging.getLogger("tracker")
 
 app = FastAPI(
     title="Team Board Tracker",
@@ -19,6 +24,38 @@ app = FastAPI(
     docs_url="/docs" if settings.env == "dev" else None,
 )
 
+
+@app.middleware("http")
+async def log_requests(request: Request, call_next):
+    start = time.time()
+    body = None
+    if request.method in ("POST", "PUT", "PATCH"):
+        try:
+            body = await request.body()
+            logger.info("[REQ] %s %s body=%s", request.method, request.url.path, body.decode()[:500])
+        except Exception:
+            pass
+    else:
+        logger.info("[REQ] %s %s", request.method, request.url.path)
+
+    try:
+        response = await call_next(request)
+        elapsed = (time.time() - start) * 1000
+        logger.info("[RES] %s %s → %d (%.0fms)", request.method, request.url.path, response.status_code, elapsed)
+        return response
+    except Exception as e:
+        elapsed = (time.time() - start) * 1000
+        logger.error("[ERR] %s %s → %s (%.0fms)\n%s", request.method, request.url.path, str(e), elapsed, traceback.format_exc())
+        return JSONResponse({"error": str(e)}, status_code=500)
+
+# CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["https://team.uix.su", "http://localhost:3100"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
 # REST API
 app.include_router(projects.router, prefix="/api/v1")
 app.include_router(tasks.router, prefix="/api/v1")