improve github module organization

modules/github/api.js

@@ -17,6 +17,7 @@ export class GitHubAPI {
     const now = Math.floor(Date.now() / 1000); // Convert to seconds
     if (this.rateLimits[limitType].remaining <= 1 && now < this.rateLimits[limitType].reset) {
       const waitTime = (this.rateLimits[limitType].reset - now) * 1000; // Convert to milliseconds
+      console.warn(`Rate limit for ${limitType} API nearly exhausted. Waiting ${waitTime/1000}s for reset...`);
       await new Promise(resolve => setTimeout(resolve, waitTime + 1000)); // Add 1s buffer
     }
 
@@ -28,18 +29,21 @@ export class GitHubAPI {
     });
 
     // Update rate limit info from response headers
-    this.rateLimits[limitType] = {
-      remaining: parseInt(response.headers.get('x-ratelimit-remaining')),
-      reset: parseInt(response.headers.get('x-ratelimit-reset'))
-    };
+    const remaining = parseInt(response.headers.get('x-ratelimit-remaining'));
+    const reset = parseInt(response.headers.get('x-ratelimit-reset'));
+    if (!isNaN(remaining) && !isNaN(reset)) {
+      this.rateLimits[limitType] = { remaining, reset };
+    }
 
     if (!response.ok) {
-      throw new Error(`GitHubAPI request error: 
+      const error = new Error(`GitHubAPI request error: 
         Endpoint: ${endpoint}
         Status: ${response.status}
         Status Text: ${response.statusText}
-        Rate Limit Remaining: ${response.headers.get('x-ratelimit-remaining')}
-        Rate Limit Reset: ${response.headers.get('x-ratelimit-reset')}`);
+        Rate Limit Remaining: ${remaining}
+        Rate Limit Reset: ${reset}`);
+      error.status = response.status;
+      throw error;
     }
 
     const data = await response.json();
@@ -104,10 +108,6 @@ export class GitHubAPI {
     return this.request(`/users/${username}`, false);
   }
 
-  async loadUserEvents(username) {
-    return this.request(`/users/${username}/events/public?per_page=30`, false);
-  }
-
   async loadUserRecentCommits(username) {
     // Search across all orgs to reduce API calls
     return this.request(`/search/commits?q=author:${username}&sort=author-date&order=desc&per_page=5`, false);