Server: Cache blocklist to file + disable httpx debug logs

- Blocklist now cached to data/blocklist_cache.txt
- Only downloads once, then reuses cache
- Disable httpx/httpcore debug logs to reduce noise

server/main.py

@@ -1,4 +1,5 @@
 import re
+import logging
 from contextlib import asynccontextmanager
 from datetime import datetime
 from pathlib import Path
@@ -12,6 +13,10 @@ from fastapi import Depends, FastAPI, HTTPException, Request, Response
 from fastapi.responses import FileResponse, JSONResponse
 from uvicorn.protocols.http.httptools_impl import HttpToolsProtocol
 
+# Disable httpx debug logging
+logging.getLogger("httpx").setLevel(logging.WARNING)
+logging.getLogger("httpcore").setLevel(logging.WARNING)
+
 from pack_manager import DATA_DIR, scan_pack, get_cached_manifest, PACKS_DIR
 from models import PackMeta
 from middleware import LoggingMiddleware
@@ -37,6 +42,9 @@ import middleware as mw
 # Public blocklists are loaded in lifespan (once, not per-worker)
 MANUAL_BLOCKED_IPS = set(os.environ.get("BLOCKED_IPS", "").split(",")) - {""}
 
+# Cache file for blocklist (load once)
+BLOCKLIST_CACHE_FILE = Path("data/blocklist_cache.txt")
+
 
 @asynccontextmanager
 async def lifespan(app: FastAPI):
@@ -45,12 +53,32 @@ async def lifespan(app: FastAPI):
     # Initialize logging
     init_logging()
     
-    # Load public blocklists (only once, in main process)
+    # Load public blocklists (use cache if available)
     USE_PUBLIC_BLOCKLIST = os.environ.get("PUBLIC_BLOCKLIST", "true").lower() == "true"
     all_blocked = set(MANUAL_BLOCKED_IPS)
+    
     if USE_PUBLIC_BLOCKLIST:
-        public_ips = mw.load_public_blocklists()
-        all_blocked.update(public_ips)
+        cached_ips = set()
+        if BLOCKLIST_CACHE_FILE.exists():
+            try:
+                cached_ips = set(BLOCKLIST_CACHE_FILE.read_text().strip().splitlines())
+                logger.info(f"Loaded {len(cached_ips)} IPs from blocklist cache")
+            except Exception as e:
+                logger.warning(f"Failed to load blocklist cache: {e}")
+                cached_ips = set()
+        
+        if not cached_ips:
+            cached_ips = mw.load_public_blocklists()
+            if cached_ips:
+                try:
+                    DATA_DIR.mkdir(exist_ok=True)
+                    BLOCKLIST_CACHE_FILE.write_text("\n".join(cached_ips))
+                    logger.info(f"Saved {len(cached_ips)} IPs to blocklist cache")
+                except Exception as e:
+                    logger.warning(f"Failed to save blocklist cache: {e}")
+        
+        all_blocked.update(cached_ips)
+    
     mw.set_ip_config(blocked=all_blocked)
     logger.info(f"IP blocklist loaded: {len(all_blocked)} IPs")