progress

app.py

@@ -1,35 +1,37 @@
 import asyncio
 
+import httpx
+
 from config import load_config
 from docker_manager import DockerManager
 from middleware import ProxyMiddleware
 
 
+# Single shared HTTP client – reuses TCP connections via connection pooling.
+_http_client = httpx.AsyncClient(timeout=30.0)
 docker_mgr = DockerManager()
 routes = load_config("config.yml")
 
 
-class _LifespanApp:
-    """Minimal ASGI app that only handles lifespan events."""
-
-    async def __call__(self, scope, receive, send):
-        if scope["type"] != "lifespan":
+async def _lifespan(scope, receive, send):
+    if scope["type"] != "lifespan":
+        return
+    task = None
+    while True:
+        event = await receive()
+        if event["type"] == "lifespan.startup":
+            task = asyncio.create_task(docker_mgr.idle_watcher())
+            await send({"type": "lifespan.startup.complete"})
+        elif event["type"] == "lifespan.shutdown":
+            if task:
+                task.cancel()
+                try:
+                    await task
+                except asyncio.CancelledError:
+                    pass
+            await _http_client.aclose()
+            await send({"type": "lifespan.shutdown.complete"})
             return
-        task = None
-        while True:
-            event = await receive()
-            if event["type"] == "lifespan.startup":
-                task = asyncio.create_task(docker_mgr.idle_watcher())
-                await send({"type": "lifespan.startup.complete"})
-            elif event["type"] == "lifespan.shutdown":
-                if task:
-                    task.cancel()
-                    try:
-                        await task
-                    except asyncio.CancelledError:
-                        pass
-                await send({"type": "lifespan.shutdown.complete"})
-                return
 
 
-app = ProxyMiddleware(_LifespanApp(), routes=routes, docker=docker_mgr)
+app = ProxyMiddleware(_lifespan, routes=routes, docker=docker_mgr, http_client=_http_client)