refactor: simplify to see/interact/exec and split server modules

server/config.py

@@ -0,0 +1,42 @@
+import os
+from typing import Optional
+
+from dotenv import load_dotenv
+
+
+load_dotenv(dotenv_path=".env", override=False)
+
+
+def _env_bool(name: str, default: bool) -> bool:
+    raw = os.getenv(name)
+    if raw is None:
+        return default
+    return raw.strip().lower() in {"1", "true", "yes", "on"}
+
+
+def _parse_allowed_region() -> Optional[tuple[int, int, int, int]]:
+    raw = os.getenv("CLICKTHROUGH_ALLOWED_REGION")
+    if not raw:
+        return None
+    parts = [p.strip() for p in raw.split(",")]
+    if len(parts) != 4:
+        raise ValueError("CLICKTHROUGH_ALLOWED_REGION must be x,y,width,height")
+    x, y, w, h = (int(p) for p in parts)
+    if w <= 0 or h <= 0:
+        raise ValueError("CLICKTHROUGH_ALLOWED_REGION width/height must be > 0")
+    return x, y, w, h
+
+
+SETTINGS = {
+    "host": os.getenv("CLICKTHROUGH_HOST", "127.0.0.1"),
+    "port": int(os.getenv("CLICKTHROUGH_PORT", "8123")),
+    "token": os.getenv("CLICKTHROUGH_TOKEN", "").strip(),
+    "dry_run": _env_bool("CLICKTHROUGH_DRY_RUN", False),
+    "allowed_region": _parse_allowed_region(),
+    "exec_enabled": _env_bool("CLICKTHROUGH_EXEC_ENABLED", True),
+    "exec_default_shell": os.getenv("CLICKTHROUGH_EXEC_DEFAULT_SHELL", "powershell").strip().lower(),
+    "exec_default_timeout_s": int(os.getenv("CLICKTHROUGH_EXEC_TIMEOUT_S", "30")),
+    "exec_max_timeout_s": int(os.getenv("CLICKTHROUGH_EXEC_MAX_TIMEOUT_S", "120")),
+    "exec_max_output_chars": int(os.getenv("CLICKTHROUGH_EXEC_MAX_OUTPUT_CHARS", "20000")),
+    "exec_secret": os.getenv("CLICKTHROUGH_EXEC_SECRET", "").strip(),
+}