Add debug signup endpoint

src/main.py

@@ -112,6 +112,50 @@ async def health_check():
     }
 
 
+@app.get("/debug/test-signup", tags=["debug"])
+async def debug_test_signup():
+    """
+    Debug endpoint to test signup without frontend.
+    """
+    try:
+        from src.services.auth_service import register_user
+        from src.models.database import get_db
+        import uuid
+
+        async def create_test_user():
+            db_gen = get_db()
+            db = await db_gen.__anext__()
+
+            try:
+                test_email = f"debug_{uuid.uuid4().hex[:8]}@test.com"
+                user = await register_user(
+                    db,
+                    email=test_email,
+                    password="test123"
+                )
+                return {
+                    "success": True,
+                    "user_id": str(user.id),
+                    "email": user.email
+                }
+            except Exception as e:
+                return {
+                    "success": False,
+                    "error": str(e),
+                    "error_type": type(e).__name__
+                }
+            finally:
+                await db_gen.aclose()
+
+        return await create_test_user()
+    except Exception as e:
+        return {
+            "success": False,
+            "init_error": str(e),
+            "error_type": type(e).__name__
+        }
+
+
 # ============================================================================
 # Exception Handlers
 # ============================================================================