Remove token-related logging for security

- Remove token type detection logging
- Remove token age/creation time logging
- Keep only non-sensitive debugging info (repo, branch, request IDs)

While the token value was never logged, it's better to err on the side
of caution and not log any token-related information.

src/mcp/github-file-ops-server.ts

@@ -86,14 +86,6 @@ server.tool(
       if (!githubToken) {
         throw new Error("GITHUB_TOKEN environment variable is required");
       }
-      
-      // Log token info for debugging
-      console.error(`[commit_files] Token type: ${githubToken.startsWith('ghs_') ? 'GitHub App' : githubToken.startsWith('ghp_') ? 'PAT' : 'Unknown'}`);
-      console.error(`[commit_files] Token created at: ${process.env.TOKEN_CREATED_AT || 'unknown'}`);
-      if (process.env.TOKEN_CREATED_AT) {
-        const tokenAge = Date.now() - new Date(process.env.TOKEN_CREATED_AT).getTime();
-        console.error(`[commit_files] Token age: ${(tokenAge/60000).toFixed(1)} minutes`);
-      }
 
       const processedFiles = files.map((filePath) => {
         if (filePath.startsWith("/")) {

src/mcp/install-mcp-server.ts

@@ -35,7 +35,6 @@ export async function prepareMcpConfig(
             REPO_NAME: repo,
             BRANCH_NAME: branch,
             REPO_DIR: process.env.GITHUB_WORKSPACE || process.cwd(),
-            TOKEN_CREATED_AT: new Date().toISOString(),
             GITHUB_API_URL: process.env.GITHUB_API_URL || "https://api.github.com",
           },
         },