Add Github Copilot instruction for PR reviews

diff --git a/.github/instructions/REVIEW.instructions.md b/.github/instructions/REVIEW.instructions.md
new file mode 100644 (file)
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+++ b/.github/instructions/REVIEW.instructions.md
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+---
+applyTo: "**"
+excludeAgent: "code-agent" # Only used by the code review agent in Github
+---
+
+# PR Review Standards
+
+When reviewing a pull request, apply the standards defined in:
+https://raw.githubusercontent.com/music-assistant/server/refs/heads/dev/.claude/skills/review-pr/REVIEW_STANDARDS.md
+
+## Output
+
+- Post inline comments on GitHub for every `[CRITICAL]` and `[PROBLEM]` issue found.
+- Do NOT post `[SUGGESTION]` items to GitHub.
+- Do not list things that are already correct