feat: fixed exit proxy (last hop only), optional pool-free single-hop mode, gitignore pycache

Made-with: Cursor

proxy_chain_manager/config.py

@@ -10,6 +10,17 @@ from .paths import app_data_dir
 # do not affect 127.0.0.1; avoid storing LAN IPs or hostnames for the listener.
 LISTEN_HOST = "127.0.0.1"
 
+
+def normalize_proxy_url(raw: str) -> str:
+    """Strip, add http:// if missing. Empty input → empty string."""
+    t = (raw or "").strip()
+    if not t:
+        return ""
+    if "://" not in t:
+        t = "http://" + t
+    return t.rstrip("/")
+
+
 OBFUSCATION_MODES = ["auto", "http_only", "socks5_only", "random_mix"]
 OBFUSCATION_LABELS = {
     "auto":        "Auto (best available)",
@@ -30,6 +41,8 @@ class Settings:
     obfuscation_mode: str = "auto"       # see OBFUSCATION_MODES
     use_pinned_chain: bool = False        # use manually ordered chain
     pinned_chain: list[str] = field(default_factory=list)  # user-ordered hop list
+    # Fixed last hop only (ignored when use_pinned_chain is True — full manual chain wins)
+    manual_exit_proxy: str = ""
 
     # ── timing ────────────────────────────────────────────────────────────
     health_check_seconds: int = 180      # how often to re-verify exit IP
@@ -88,6 +101,8 @@ def load_settings() -> Settings:
         s.obfuscation_mode = "auto"
     if not isinstance(s.pinned_chain, list):
         s.pinned_chain = []
+    if not hasattr(s, "manual_exit_proxy") or not isinstance(s.manual_exit_proxy, str):
+        s.manual_exit_proxy = ""
     s, changed = normalize_listen_host(s)
     if changed:
         try: