Deploy Signal Generator app

src/main.py

@@ -15,9 +15,41 @@ from src.db.local_database import LocalDatabase, DatabaseEntry, DataType
 from run_saturday_analysis import run_saturday_analysis
 
 # Configure logging
-logging.basicConfig(level=logging.INFO)
+# logging.basicConfig(level=logging.INFO) # Replaced by handler below
 logger = logging.getLogger(__name__)
 
+# --- Logging Capture Setup ---
+import collections
+# Create a thread-safe buffer for logs
+log_buffer = collections.deque(maxlen=2000)
+
+class LogCaptureHandler(logging.Handler):
+    def emit(self, record):
+        try:
+            log_entry = self.format(record)
+            # Prepend timestamp if not present
+            # if not log_entry.startswith("20"):
+                # log_entry = f"{datetime.now().strftime('%Y-%m-%d %H:%M:%S')} - {log_entry}"
+            log_buffer.append(log_entry)
+        except Exception:
+            self.handleError(record)
+
+# Setup Root Logger to capture ALL logs (including Coordinator)
+root_logger = logging.getLogger()
+root_logger.setLevel(logging.INFO)
+
+# Avoid adding duplicate handlers if reloaded
+if not any(isinstance(h, LogCaptureHandler) for h in root_logger.handlers):
+    capture_handler = LogCaptureHandler()
+    formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
+    capture_handler.setFormatter(formatter)
+    root_logger.addHandler(capture_handler)
+    
+    # Add console handler too if not present
+    console_handler = logging.StreamHandler(sys.stdout)
+    console_handler.setFormatter(formatter)
+    root_logger.addHandler(console_handler)
+
 app = FastAPI(title="Stock Alchemist Signal Generator")
 
 # --- Models ---

src/templates/logs.html

@@ -132,6 +132,10 @@
                 }
             } catch (e) {
                 console.error("Failed to fetch logs", e);
+                // Only show error if container is empty or we really want to know
+                if (container.innerText === 'Loading logs...') {
+                     container.innerHTML = `<div class="log-error">Failed to load logs: ${e.message}. \nCheck console for details.</div>`;
+                }
             }
         }