init

build_api/__main__.py

@@ -3,13 +3,58 @@
 from __future__ import annotations
 
 import os
+from pathlib import Path
 
 import uvicorn
 
 from .app import create_application
 
+REPO_ROOT = Path(__file__).resolve().parent.parent
+
+
+def _load_env_file(path: Path) -> None:
+    """Load KEY=VALUE lines into os.environ.
+
+    Existing non-empty process env wins. Empty/missing keys are filled from the
+    file so panel "load from file" stubs cannot block a real project .env.
+    """
+    if not path.is_file():
+        return
+    for raw in path.read_text(encoding="utf-8").splitlines():
+        line = raw.strip()
+        if not line or line.startswith("#"):
+            continue
+        if line.startswith("export "):
+            line = line[7:].strip()
+        if "=" not in line:
+            continue
+        key, _, value = line.partition("=")
+        key = key.strip()
+        if not key:
+            continue
+        value = value.strip()
+        if len(value) >= 2 and value[0] == value[-1] and value[0] in {'"', "'"}:
+            value = value[1:-1]
+        current = os.environ.get(key)
+        if current is not None and current.strip():
+            continue
+        os.environ[key] = value
+
 
 def main() -> None:
+    # Always read project .env; also honor an explicit path from the panel.
+    _load_env_file(REPO_ROOT / ".env")
+    env_file = os.environ.get("BUILD_API_ENV_FILE", "").strip()
+    if env_file:
+        _load_env_file(Path(env_file))
+
+    token = os.environ.get("BUILD_API_TOKEN", "").strip()
+    if not token:
+        raise SystemExit(
+            "BUILD_API_TOKEN is missing or empty. "
+            f"Put it in {REPO_ROOT / '.env'} (KEY=value, no spaces around =)."
+        )
+
     host = os.environ.get("BUILD_API_HOST", "127.0.0.1")
     port = int(os.environ.get("BUILD_API_PORT", "8081"))
     application = create_application()