chore: generate config section from config.d.ts (#1224)

README.md

@@ -451,6 +451,8 @@ npx @playwright/mcp@latest --config path/to/config.json
 <details>
 <summary>Configuration file schema</summary>
 
+<!--- Config generated by update-readme.js -->
+
 ```typescript
 {
   /**
@@ -576,6 +578,18 @@ npx @playwright/mcp@latest --config path/to/config.json
    */
   outputDir?: string;
 
+  network?: {
+    /**
+     * List of origins to allow the browser to request. Default is to allow all. Origins matching both `allowedOrigins` and `blockedOrigins` will be blocked.
+     */
+    allowedOrigins?: string[];
+
+    /**
+     * List of origins to block the browser to request. Origins matching both `allowedOrigins` and `blockedOrigins` will be blocked.
+     */
+    blockedOrigins?: string[];
+  };
+
   /**
    * Specify the attribute to use for test ids, defaults to "data-testid".
    */
@@ -597,8 +611,11 @@ npx @playwright/mcp@latest --config path/to/config.json
    * Whether to send image responses to the client. Can be "allow", "omit", or "auto". Defaults to "auto", which sends images if the client can display them.
    */
   imageResponses?: 'allow' | 'omit';
-};
+}
 ```
+
+<!--- End of config generated section -->
+
 </details>
 
 ### Standalone MCP server

update-readme.js

@@ -135,12 +135,38 @@ async function updateOptions(content) {
   ]);
 }
 
+/**
+ * @param {string} content
+ * @returns {Promise<string>}
+ */
+async function updateConfig(content) {
+  console.log('Updating config schema from config.d.ts...');
+  const configPath = path.join(__dirname, 'config.d.ts');
+  const configContent = await fs.promises.readFile(configPath, 'utf-8');
+  
+  // Extract the Config type definition
+  const configTypeMatch = configContent.match(/export type Config = (\{[\s\S]*?\n\});/);
+  if (!configTypeMatch)
+    throw new Error('Config type not found in config.d.ts');
+  
+  const configType = configTypeMatch[1]; // Use capture group to get just the object definition
+  
+  const startMarker = `<!--- Config generated by ${path.basename(__filename)} -->`;
+  const endMarker = `<!--- End of config generated section -->`;
+  return updateSection(content, startMarker, endMarker, [
+    '```typescript',
+    configType,
+    '```',
+  ]);
+}
+
 async function updateReadme() {
   const readmePath = path.join(__dirname, 'README.md');
   const readmeContent = await fs.promises.readFile(readmePath, 'utf-8');
   const withTools = await updateTools(readmeContent);
   const withOptions = await updateOptions(withTools);
-  await fs.promises.writeFile(readmePath, withOptions, 'utf-8');
+  const withConfig = await updateConfig(withOptions);
+  await fs.promises.writeFile(readmePath, withConfig, 'utf-8');
   console.log('README updated successfully');
 }