fix(ci): specify PR number explicitly in gh pr comment commands

Update all slash commands to include the PR number from GitHub Actions
context variable when posting comments. This ensures Claude knows which
PR to comment on when running in CI.

Author: zealoushacker

.claude/commands/link-review.md

@@ -28,4 +28,4 @@ Provide a clear summary with:
 
 If all links look good, provide a brief confirmation.
 
-**IMPORTANT: Post your review as a comment on the pull request using the gh pr comment command.**
+**IMPORTANT: Post your review as a comment on the pull request using the command: `gh pr comment ${{ github.event.pull_request.number }} --body "your review content"`**

.claude/commands/model-check.md

@@ -16,4 +16,4 @@ Then check:
 
 Provide clear, actionable feedback on any issues found.
 
-**IMPORTANT: Post your findings as a comment on the pull request using the gh pr comment command.**
+**IMPORTANT: Post your findings as a comment on the pull request using the command: `gh pr comment ${{ github.event.pull_request.number }} --body "your findings"`**

.claude/commands/notebook-review.md

@@ -41,4 +41,4 @@ Provide a clear summary with:
 - ⚠️ Suggestions for improvement
 - ❌ Critical issues that must be fixed
 
-**IMPORTANT: Post your review as a comment on the pull request using the gh pr comment command.**
+**IMPORTANT: Post your review as a comment on the pull request using the command: `gh pr comment ${{ github.event.pull_request.number }} --body "your review"`**