Add POI feature and imporve the overall backend implementation

services/external/app/ingestion/adapters/madrid_adapter.py

@@ -98,32 +98,53 @@ class MadridAdapter(CityDataAdapter):
     async def validate_connection(self) -> bool:
         """Validate connection to AEMET and Madrid OpenData
 
-        Note: Validation is lenient - passes if traffic API works.
+        Note: Validation is lenient - allows partial failures for temporary API issues.
         AEMET rate limits may cause weather validation to fail during initialization.
+        Madrid traffic API outages should not block validation entirely.
         """
         try:
-            test_traffic = await self.traffic_client.get_current_traffic(
-                self.madrid_lat,
-                self.madrid_lon
-            )
+            traffic_validation_passed = False
+            weather_validation_passed = False
 
-            # Traffic API must work (critical for operations)
-            if test_traffic is None:
-                logger.error("Traffic API validation failed - this is critical")
+            # Try traffic API first
+            try:
+                test_traffic = await self.traffic_client.get_current_traffic(
+                    self.madrid_lat,
+                    self.madrid_lon
+                )
+
+                if test_traffic is not None and len(test_traffic) > 0:
+                    traffic_validation_passed = True
+                    logger.info("Traffic API validation successful")
+                else:
+                    logger.warning("Traffic API validation failed - temporary unavailability (proceeding anyway)")
+            except Exception as traffic_error:
+                logger.warning("Traffic API validation error (temporary unavailability) - proceeding anyway", error=str(traffic_error))
+
+            # Try weather API
+            try:
+                test_weather = await self.aemet_client.get_current_weather(
+                    self.madrid_lat,
+                    self.madrid_lon
+                )
+
+                if test_weather is not None:
+                    weather_validation_passed = True
+                    logger.info("Weather API validation successful")
+                else:
+                    logger.warning("Weather API validation failed (likely rate limited) - proceeding anyway")
+            except Exception as weather_error:
+                logger.warning("Weather API validation error - proceeding anyway", error=str(weather_error))
+
+            # At least one validation should pass for basic connectivity
+            if not traffic_validation_passed and not weather_validation_passed:
+                logger.error("Both traffic and weather API validations failed - no connectivity")
                 return False
 
-            # Try weather API, but don't fail validation if rate limited
-            test_weather = await self.aemet_client.get_current_weather(
-                self.madrid_lat,
-                self.madrid_lon
-            )
-
-            if test_weather is None:
-                logger.warning("Weather API validation failed (likely rate limited) - proceeding anyway")
-            else:
-                logger.info("Weather API validation successful")
-
-            # Pass validation if traffic works (weather can be fetched later)
+            # Return success if at least one API is accessible
+            logger.info("Adapter connection validation passed", 
+                       traffic_valid=traffic_validation_passed,
+                       weather_valid=weather_validation_passed)
             return True
 
         except Exception as e: