refactor: optimize configuration and tool implementations

- Standardized error handling across tool implementations
- Improved return type consistency for tool execution results
- Simplified configuration parsing and type definitions
- Enhanced type safety for various configuration schemas
- Cleaned up and normalized tool response structures
- Updated SSE and event subscription tool implementations

src/health-check.ts

@@ -1,16 +1,16 @@
 const check = async () => {
-    try {
-        const response = await fetch('http://localhost:3000/health');
-        if (!response.ok) {
-            console.error('Health check failed:', response.status);
-            process.exit(1);
-        }
-        console.log('Health check passed');
-        process.exit(0);
-    } catch (error) {
-        console.error('Health check failed:', error);
-        process.exit(1);
+  try {
+    const response = await fetch("http://localhost:3000/health");
+    if (!response.ok) {
+      console.error("Health check failed:", response.status);
+      process.exit(1);
     }
+    console.log("Health check passed");
+    process.exit(0);
+  } catch (error) {
+    console.error("Health check failed:", error);
+    process.exit(1);
+  }
 };
 
-check(); 
+check();