fix: Limit port bind retry loop to 15 seconds before crashing

server/src/main.rs

@@ -167,9 +167,31 @@ fn run_server(state: Arc<MemoryState>) -> Result<(), Box<dyn std::error::Error>>
             }))
             .with_state(app_state);
 
-        let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
+        let mut retries = 0;
+        let listener = loop {
+            match tokio::net::TcpListener::bind("0.0.0.0:3000").await {
+                Ok(l) => break l,
+                Err(e) => {
+                    retries += 1;
+                    if retries > 15 {
+                        let log_path = dirs::home_dir().unwrap_or_default().join(".gemini/mcp_memory/daemon_fatal.log");
+                        let _ = std::fs::write(&log_path, format!("FATAL: Could not bind to 0.0.0.0:3000 after 15 seconds: {}\n", e));
+                        std::process::exit(1);
+                    }
+                    let log_path = dirs::home_dir().unwrap_or_default().join(".gemini/mcp_memory/daemon_error.log");
+                    if let Ok(mut file) = std::fs::OpenOptions::new().create(true).append(true).open(&log_path) {
+                        use std::io::Write;
+                        let _ = writeln!(file, "Failed to bind to 0.0.0.0:3000 (attempt {}): {}. Retrying in 1s...", retries, e);
+                    }
+                    tokio::time::sleep(std::time::Duration::from_secs(1)).await;
+                }
+            }
+        };
         eprintln!("MCP Memory Server running on http://0.0.0.0:3000/sse");
-        axum::serve(listener, app).await.unwrap();
+        if let Err(e) = axum::serve(listener, app).await {
+            let log_path = dirs::home_dir().unwrap_or_default().join(".gemini/mcp_memory/daemon_error.log");
+            let _ = std::fs::write(&log_path, format!("Server crashed: {}\n", e));
+        }
         Ok(())
     })
 }