first commit

app/urlutil.py

@@ -0,0 +1,25 @@
+from __future__ import annotations
+
+from fastapi import Request
+
+from config import get_settings
+
+
+def public_base_url(request: Request) -> str:
+    """URL сайта: домен из Dokploy (Host), без прописывания в .env."""
+    settings = get_settings()
+    if settings.site_public_url.strip():
+        return settings.site_public_url.strip().rstrip("/")
+
+    proto = (
+        request.headers.get("x-forwarded-proto")
+        or request.url.scheme
+        or "https"
+    ).split(",")[0].strip()
+    host = (
+        request.headers.get("x-forwarded-host")
+        or request.headers.get("host")
+        or request.url.netloc
+    )
+    host = host.split(",")[0].strip()
+    return f"{proto}://{host}".rstrip("/")