Fix indentation errors from debug cleanup

- Add missing 'pass' statements in empty except and else blocks
- Fix IndentationError in core/app.py and auth.py

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

core/app.py

@@ -126,6 +126,7 @@ class MetricsTracker:
                 # Added tokens to service
             else:
                 # Not tracking tokens
+                pass
     
     def get_uptime(self):
         return time.time() - self.start_time
@@ -939,6 +940,7 @@ def anthropic_messages():
                     # Anthropic response parsed
                 except:
                     # Could not parse response as JSON
+                    pass
             
             if response.status_code == 200:
                 # Always try to count tokens, regardless of streaming

src/config/auth.py

@@ -49,6 +49,7 @@ class AuthConfig:
                 return decoded
         except Exception as e:
             # Base64 decode error - using key as-is
+            pass
         
         # Return as-is (assume it's already JSON)
         return key