fix: lint errors - remove unused import and format files

- Remove unused McpbManifestSchema import from types.ts
- Run prettier on modified files

test/schemas.test.ts

@@ -335,5 +335,4 @@ describe("McpbManifestSchema", () => {
       expect(result.success).toBe(true);
     });
   });
-
 });

test/valid-manifest-0.2.json

@@ -1,21 +1,19 @@
 {
-    "manifest_version": "0.2",
-    "name": "legacy-extension",
-    "display_name": "Legacy Extension",
-    "version": "1.0.0",
-    "description": "An extension that predates 0.3",
-    "author": {
-        "name": "Legacy Author",
-        "email": "legacy@example.com"
-    },
-    "server": {
-        "type": "node",
-        "entry_point": "server/index.js",
-        "mcp_config": {
-            "command": "node",
-            "args": [
-                "${__dirname}/server/index.js"
-            ]
-        }
+  "manifest_version": "0.2",
+  "name": "legacy-extension",
+  "display_name": "Legacy Extension",
+  "version": "1.0.0",
+  "description": "An extension that predates 0.3",
+  "author": {
+    "name": "Legacy Author",
+    "email": "legacy@example.com"
+  },
+  "server": {
+    "type": "node",
+    "entry_point": "server/index.js",
+    "mcp_config": {
+      "command": "node",
+      "args": ["${__dirname}/server/index.js"]
     }
-}
+  }
+}

test/valid-manifest.json

@@ -13,9 +13,7 @@
     "entry_point": "server/index.js",
     "mcp_config": {
       "command": "node",
-      "args": [
-        "${__dirname}/server/index.js"
-      ]
+      "args": ["${__dirname}/server/index.js"]
     }
   }
-}
+}