feat: update dedupe backfill script to filter by issue number

Replace date-based filtering with issue number filtering to only process issues older than #4050. This provides more precise control over which issues are processed for duplicate detection backfill.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

.github/workflows/auto-close-duplicates.yml

@@ -11,7 +11,7 @@ jobs:
     timeout-minutes: 10
     permissions:
       contents: read
-      issues: read
+      issues: write
 
     steps:
       - name: Checkout repository

CHANGELOG.md

@@ -1,5 +1,29 @@
 # Changelog
 
+## 1.0.81
+
+- Released output styles, including new built-in educational output styles "Explanatory" and "Learning". Docs: https://docs.anthropic.com/en/docs/claude-code/output-styles
+- Agents: Fix custom agent loading when agent files are unparsable
+
+## 1.0.80
+
+- UI improvements: Fix text contrast for custom subagent colors and spinner rendering issues
+
+## 1.0.77
+
+- Bash tool: Fix heredoc and multiline string escaping, improve stderr redirection handling
+- SDK: Add session support and permission denial tracking
+- Fix token limit errors in conversation summarization
+- Opus Plan Mode: New setting in `/model` to run Opus only in plan mode, Sonnet otherwise
+
+## 1.0.73
+
+- MCP: Support multiple config files with `--mcp-config file1.json file2.json`
+- MCP: Press Esc to cancel OAuth authentication flows
+- Bash: Improved command validation and reduced false security warnings
+- UI: Enhanced spinner animations and status line visual hierarchy
+- Linux: Added support for Alpine and musl-based distributions (requires separate ripgrep installation)
+
 ## 1.0.72
 
 - Ask permissions: have Claude Code always ask for confirmation to use specific tools with /permissions

scripts/auto-close-duplicates.ts

@@ -47,8 +47,19 @@ async function githubRequest<T>(endpoint: string, token: string, method: string
 }
 
 function extractDuplicateIssueNumber(commentBody: string): number | null {
-  const match = commentBody.match(/#(\d+)/);
-  return match ? parseInt(match[1], 10) : null;
+  // Try to match #123 format first
+  let match = commentBody.match(/#(\d+)/);
+  if (match) {
+    return parseInt(match[1], 10);
+  }
+  
+  // Try to match GitHub issue URL format: https://github.com/owner/repo/issues/123
+  match = commentBody.match(/github\.com\/[^\/]+\/[^\/]+\/issues\/(\d+)/);
+  if (match) {
+    return parseInt(match[1], 10);
+  }
+  
+  return null;
 }
 
 

scripts/backfill-duplicate-comments.ts

@@ -82,46 +82,61 @@ Usage:
 Environment Variables:
   GITHUB_TOKEN - GitHub personal access token with repo and actions permissions (required)
   DRY_RUN - Set to "false" to actually trigger workflows (default: true for safety)
-  DAYS_BACK - How many days back to look for old issues (default: 90)`);
+  MAX_ISSUE_NUMBER - Only process issues with numbers less than this value (default: 4050)`);
   }
   console.log("[DEBUG] GitHub token found");
 
   const owner = "anthropics";
   const repo = "claude-code";
   const dryRun = process.env.DRY_RUN !== "false";
-  const daysBack = parseInt(process.env.DAYS_BACK || "90", 10);
+  const maxIssueNumber = parseInt(process.env.MAX_ISSUE_NUMBER || "4050", 10);
+  const minIssueNumber = parseInt(process.env.MIN_ISSUE_NUMBER || "1", 10);
   
   console.log(`[DEBUG] Repository: ${owner}/${repo}`);
   console.log(`[DEBUG] Dry run mode: ${dryRun}`);
-  console.log(`[DEBUG] Looking back ${daysBack} days`);
+  console.log(`[DEBUG] Looking at issues between #${minIssueNumber} and #${maxIssueNumber}`);
 
-  const cutoffDate = new Date();
-  cutoffDate.setDate(cutoffDate.getDate() - daysBack);
-
-  console.log(`[DEBUG] Fetching issues created since ${cutoffDate.toISOString()}...`);
+  console.log(`[DEBUG] Fetching issues between #${minIssueNumber} and #${maxIssueNumber}...`);
   const allIssues: GitHubIssue[] = [];
   let page = 1;
   const perPage = 100;
   
   while (true) {
     const pageIssues: GitHubIssue[] = await githubRequest(
-      `/repos/${owner}/${repo}/issues?state=all&per_page=${perPage}&page=${page}&since=${cutoffDate.toISOString()}`,
+      `/repos/${owner}/${repo}/issues?state=all&per_page=${perPage}&page=${page}&sort=created&direction=desc`,
       token
     );
     
     if (pageIssues.length === 0) break;
     
-    allIssues.push(...pageIssues);
+    // Filter to only include issues within the specified range
+    const filteredIssues = pageIssues.filter(issue => 
+      issue.number >= minIssueNumber && issue.number < maxIssueNumber
+    );
+    allIssues.push(...filteredIssues);
+    
+    // If the oldest issue in this page is still above our minimum, we need to continue
+    // but if the oldest issue is below our minimum, we can stop
+    const oldestIssueInPage = pageIssues[pageIssues.length - 1];
+    if (oldestIssueInPage && oldestIssueInPage.number >= maxIssueNumber) {
+      console.log(`[DEBUG] Oldest issue in page #${page} is #${oldestIssueInPage.number}, continuing...`);
+    } else if (oldestIssueInPage && oldestIssueInPage.number < minIssueNumber) {
+      console.log(`[DEBUG] Oldest issue in page #${page} is #${oldestIssueInPage.number}, below minimum, stopping`);
+      break;
+    } else if (filteredIssues.length === 0 && pageIssues.length > 0) {
+      console.log(`[DEBUG] No issues in page #${page} are in range #${minIssueNumber}-#${maxIssueNumber}, continuing...`);
+    }
+    
     page++;
     
     // Safety limit to avoid infinite loops
-    if (page > 100) {
+    if (page > 200) {
       console.log("[DEBUG] Reached page limit, stopping pagination");
       break;
     }
   }
   
-  console.log(`[DEBUG] Found ${allIssues.length} issues from the last ${daysBack} days`);
+  console.log(`[DEBUG] Found ${allIssues.length} issues between #${minIssueNumber} and #${maxIssueNumber}`);
 
   let processedCount = 0;
   let candidateCount = 0;