Update constants.ts

web/src/lib/constants.ts

@@ -1,7 +1,13 @@
 export const GMAPS_KEY = import.meta.env.VITE_GOOGLE_MAPS_API_KEY;
 export const MAP_ID = import.meta.env.VITE_GOOGLE_MAPS_MAP_ID;
 
-const API_BASE = import.meta.env.VITE_API_BASE || "http://localhost:8000";
+const DEV = import.meta.env.DEV;
+
+// In dev: use VITE_API_BASE or localhost; in prod (HF Space): same-origin
+export const API_BASE = DEV
+  ? import.meta.env.VITE_API_BASE ?? "http://localhost:8000"
+  : "";
+
 export const REPORTS_URL = `${API_BASE}/reports`;
 export const CHAT_URL = `${API_BASE}/chat`;
 export const NWS_URL = `${API_BASE}/feeds/nws`;