diff --git a/app.ts b/app.ts
index ce9b10c..3c8eb43 100644
--- a/app.ts
+++ b/app.ts
@@ -14,46 +14,46 @@ const CREDENTIALS_FILE = `${homedir()}/.oauth2cli-forgejo`;
 async function main() {
     const tokenApi = new TokenApi(URL_BASE, TOKEN_NAME);
     const credentialManager = new CredentialManager(CREDENTIALS_FILE, TOKEN_NAME);
-    
+
     try {
         await new Command()
             .name("forgejo-oauth2cli")
             .version("0.1.0")
             .description("Interactive client credentials generator for Forgejo.")
             .command("login", "Authenticate with Forgejo interactively")
-            .action(async() => {
+            .action(async () => {
                 const username = await prompt("Enter your username: ");
                 if (!username) {
                     console.error("Username is required.");
                     return;
                 }
-                
+
                 const secret = await Secret.prompt("Enter your secret: ");
                 if (!secret) {
                     console.error("Secret is required.");
                     return;
                 }
-                
+
                 // Check for existing tokens
                 const tokens = await tokenApi.listTokens(username, secret);
                 if (!tokens) {
                     return;
                 }
-                
+
                 // Delete existing token if found
                 const existingToken = tokens.find(t => t.name === TOKEN_NAME);
                 if (existingToken) {
                     console.log("Existing token found, replacing it...");
                     await tokenApi.deleteToken(username, secret, existingToken.id);
                 }
-                
+
                 // Create new token
                 console.log("Creating new token...");
                 const token = await tokenApi.createToken(username, secret);
                 if (!token) {
                     return;
                 }
-                
+
                 // Store credentials
                 await credentialManager.storeCredentials(username, token.sha1);
                 console.log("Login successful! Credentials stored securely.");
@@ -65,25 +65,25 @@ async function main() {
                     console.error("Username is required.");
                     return;
                 }
-                
+
                 const secret = await Secret.prompt("Enter your secret: ");
                 if (!secret) {
                     console.error("Secret is required.");
                     return;
                 }
-                
+
                 // Find and delete token
                 const tokens = await tokenApi.listTokens(username, secret);
                 if (!tokens) {
                     return;
                 }
-                
+
                 const existingToken = tokens.find(t => t.name === TOKEN_NAME);
                 if (existingToken) {
                     await tokenApi.deleteToken(username, secret, existingToken.id);
                     console.log("Token deleted from Forgejo.");
                 }
-                
+
                 // Clear stored credentials
                 await credentialManager.clearCredentials(username);
                 console.log("Logout successful! Credentials removed.");
@@ -93,12 +93,12 @@ async function main() {
             .action(async (opt) => {
                 const credentials = await credentialManager.getCredentials();
                 if (!credentials) return;
-                
+
                 // Create OAuth2Api with token
                 const oauth2Api = new OAuth2Api(URL_BASE, credentials.token);
                 const apps = await oauth2Api.getOauth2Applications();
                 if (!apps) return;
-                
+
                 if (apps.length === 0) {
                     console.log("No OAuth2 applications found.");
                     return;
@@ -126,32 +126,32 @@ async function main() {
                     console.error("Credentials not found. Please login first.");
                     return;
                 }
-                
+
                 // Create OAuth2Api with token
                 const oauth2Api = new OAuth2Api(URL_BASE, credentials.token);
-                
+
                 const name = await prompt("Enter the name of the application: ");
                 if (!name) {
                     console.error("Name is required.");
                     return;
                 }
-                
+
                 const redirectUris = await prompt("Enter the redirect URIs (comma separated): ");
                 if (!redirectUris) {
                     console.error("Redirect URIs are required.");
                     return;
                 }
-                
+
                 const app = await oauth2Api.createOauth2Application({
                     name,
                     redirect_uris: redirectUris.split(",").map(uri => uri.trim()),
                 });
-                
+
                 if (!app) return;
-                
+
                 console.log("OAuth2 application created successfully!");
                 console.log(prettyOauth2Application(app));
-                
+
                 // Save secret keys
                 const path = await prompt("Enter the path to save the OAuth2 secret keys: ");
                 if (path) {
@@ -180,50 +180,61 @@ async function main() {
                     console.error("Credentials not found. Please login first.");
                     return;
                 }
-                
+
                 // Create OAuth2Api with token
                 const oauth2Api = new OAuth2Api(URL_BASE, credentials.token);
-                
+
                 const id = await prompt("Enter the ID of the application to update: ");
                 if (!id) {
                     console.error("ID is required.");
                     return;
                 }
-                
+
                 const appId = parseInt(id);
                 if (isNaN(appId)) {
                     console.error("ID must be a number.");
                     return;
                 }
-                
+
                 const name = await prompt("Enter the new name of the application: ");
                 if (!name) {
                     console.error("Name is required.");
                     return;
                 }
-                
+
                 const redirectUris = await prompt("Enter the new redirect URIs (comma separated): ");
                 if (!redirectUris) {
                     console.error("Redirect URIs are required.");
                     return;
                 }
-                
+
                 const app = await oauth2Api.updateOauth2Application(appId, {
                     name,
                     redirect_uris: redirectUris.split(",").map(uri => uri.trim()),
                 });
-                
+
                 if (!app) return;
-                
+
                 console.log("OAuth2 application updated successfully!");
                 console.log(prettyOauth2Application(app));
-                
+
                 // Save secret keys
                 const path = await prompt("Enter the path to save the OAuth2 secret keys: ");
                 if (path) {
                     await saveSecretKeys(path, app.client_id, app.client_secret);
                 }
             })
+            .command("fetch-config", "Fetch OpenID configuration")
+            .action(async () => {
+                const response = await fetch(`${URL_BASE}/.well-known/openid-configuration`);
+                if (!response.ok) {
+                    console.error("Failed to fetch OpenID configuration:", response.statusText);
+                    return;
+                }
+                
+                const config = await response.json();
+                console.log("OpenID Configuration:", JSON.stringify(config, null, 2));
+            })
             .parse(Deno.args);
     } catch (error) {
         if (error instanceof Error) {