AO3 Mirror v4 — initial commit

Cookie-aware proxy pool with CF challenge solving
- Tiered proxy pool (fast 50 + main 676)
- Per-proxy cf_clearance cookie persistence
- CF challenge detection + user-browser solving
- Safari + Chrome TLS fingerprint rotation
- Async FastAPI backend with LRU cache
- Passive daemon with systemd supervision
- Stats dashboard + Prometheus metrics

scripts/restart_workers.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+"""Restart both AO3 workers manually."""
+import subprocess, time, os
+
+BASE_DIR = "/home/ubuntu/ao3-mirror"
+SHM_DIR = "/dev/shm/ao3"
+VENV = "/home/ubuntu/.hermes/hermes-agent/venv/bin/python3"
+
+os.makedirs(SHM_DIR, exist_ok=True)
+
+for i, port in [(0, 8081), (1, 8082)]:
+    log = f"{BASE_DIR}/worker-{i}.log"
+    proc = subprocess.Popen(
+        ["taskset", "-c", str(i), VENV, "-m", "uvicorn", "app:app",
+         "--host", "127.0.0.1", "--port", str(port), "--workers", "1",
+         "--loop", "uvloop", "--http", "httptools",
+         "--log-level", "warning", "--timeout-keep-alive", "30"],
+        cwd=BASE_DIR, stdout=open(log, "a"), stderr=open(log, "a"),
+    )
+    pid_file = f"{SHM_DIR}/worker-{i}.pid"
+    with open(pid_file, "w") as f:
+        f.write(str(proc.pid))
+    print(f"Worker {i} port {port} started PID={proc.pid}")
+    time.sleep(2)
+print("Both workers started")