Add "review" claude skill and use it in "gitbhub-pr-review" (#172797)

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

.claude/skills/github-pr-reviewer/SKILL.md

@@ -8,39 +8,8 @@ description: Reviews GitHub pull requests and provides feedback comments. This i
 ## Follow these steps:
 1. Use 'gh pr view' to get the PR details and description.
 2. Use 'gh pr diff' to see all the changes in the PR.
-3. Analyze the code changes for:
+3. Review the changes following the `review` skill. It is VERY IMPORTANT to follow the `review` skill instructions.
-   - Code quality and style consistency
+4. Check if all existing review comments have been addressed.
-   - Potential bugs or issues
-   - Performance implications
-   - Security concerns
-   - Test coverage
-   - Documentation updates if needed
-4. Ensure any existing review comments have been addressed.
-5. Generate constructive review comments in the CONSOLE. DO NOT POST TO GITHUB YOURSELF.
-
-## Verification:
-
-- After the review, run parallel subagents for each finding to double check it.
-- Spawn up to a maximum of 10 parallel subagents at a time.
-- Gather the results from the subagents and summarize them in the final review comments.
-
 
 ## IMPORTANT:
-- Just review. DO NOT make any changes
-- Be constructive and specific in your comments
-- Suggest improvements where appropriate
 - Only provide review feedback in the CONSOLE. DO NOT ACT ON GITHUB.
-- No need to run tests or linters, just review the code changes.
-- No need to highlight things that are already good.
-
-## Output format:
-- List specific comments for each file/line that needs attention.
-- In the end, summarize with an overall assessment (approve, request changes, or comment) and bullet point list of changes suggested, if any.
-  - Example output:
-    ```
-    Overall assessment: request changes.
-    - [CRITICAL] sensor.py:143 - Memory leak
-    - [PROBLEM] data_processing.py:87 - Inefficient algorithm
-    - [SUGGESTION] test_init.py:45 - Improve x variable name
-    ```
-  - Make sure to include the file and line number when possible in the bullet points.

.claude/skills/review/SKILL.md

@@ -0,0 +1,38 @@
+---
+name: review
+description: Reviews code changes and provides constructive feedback. Should be used when a review is requested to provide a consistent review behavior and output format. This skill can be used for code reviews in general, not just for GitHub pull requests.
+---
+
+# Review Code Changes
+
+## Analyze the code changes for:
+- Code quality and style consistency
+- Potential bugs or issues
+- Performance implications
+- Security concerns
+- Test coverage
+- Documentation updates if needed
+
+## Verification:
+- After the review, run parallel subagents for each finding to double-check it.
+- Spawn up to a maximum of 10 parallel subagents at a time.
+- Gather the results from the subagents and summarize them in the final review comments.
+
+## IMPORTANT:
+- Just review. DO NOT make any changes.
+- Be constructive and specific in your comments.
+- Suggest improvements where appropriate.
+- No need to run tests or linters, just review the code changes.
+- No need to highlight things that are already good.
+
+## Output format:
+- List specific comments for each file/line that needs attention.
+- In the end, summarize with an overall assessment (approve, request changes, or comment) and bullet point list of changes suggested, if any.
+  - Example output:
+    ```
+    Overall assessment: request changes.
+    - [CRITICAL] sensor.py:143 - Memory leak
+    - [PROBLEM] data_processing.py:87 - Inefficient algorithm
+    - [SUGGESTION] test_init.py:45 - Improve x variable name
+    ```
+  - Make sure to include the file and line number when possible in the bullet points.