updates

matrix_integration.py

@@ -449,7 +449,7 @@ class MatrixMonitor:
                 # Trigger wake if rate limit allows
                 await self._maybe_trigger_wake()
             else:
-                logger.warning(f"Failed to download/compress image: {event.body}")
+                logger.warning(f"Image rejected (too large or download failed): {event.body}")
 
         except Exception as e:
             logger.error(f"Error processing image: {e}")
@@ -596,7 +596,19 @@ class MatrixMonitor:
             buffer = BytesIO()
             final_img = img.resize((800, 600), Image.Resampling.LANCZOS)
             final_img.save(buffer, format='JPEG', quality=50, optimize=True)
-            return buffer.getvalue()
+            final_data = buffer.getvalue()
+
+            # Final size validation - reject if still too large
+            final_base64 = base64.b64encode(final_data)
+            final_size_mb = len(final_base64) / (1024 * 1024)
+            if final_size_mb > target_size_mb:
+                logger.error(
+                    f"Image still too large after all compression attempts: "
+                    f"{final_size_mb:.2f}MB base64 (limit: {target_size_mb}MB)"
+                )
+                return None
+
+            return final_data
 
         except Exception as e:
             logger.error(f"Compression failed: {e}")