refactor: Enforce strict typed JsonSchema for all MCP tools

fix_handlers.py

@@ -0,0 +1,15 @@
+import sys
+
+handlers_path = r"C:\Users\reazul.ashraf\workspace\rust\mcp-memory\server\src\handlers.rs"
+with open(handlers_path, "r", encoding="utf-8") as f:
+    content = f.read()
+
+content = content.replace(
+    'return Some(crate::mcp::success(req_id, true, &format!("Invalid args: {}", e))),',
+    'return Some(crate::mcp::success(id.clone(), serde_json::json!({"isError": true, "content": [{"type": "text", "text": format!("Invalid args: {}", e)}] })));'
+)
+content = content.replace('let graph = state.graph.read();', 'let graph = self.state.graph.read();')
+
+with open(handlers_path, "w", encoding="utf-8") as f:
+    f.write(content)
+print("Fixed handlers.rs")