chore: configure CodeRabbit reviews

.coderabbit.yaml

@@ -0,0 +1,27 @@
+# yaml-language-server: $schema=https://coderabbit.ai/integrations/schema.v2.json
+
+language: "en-US"
+
+tone_instructions: |
+  Review like an experienced human maintainer.
+  Be concise, direct, and practical.
+  Focus on real bugs, security issues, correctness problems, regressions,
+  and meaningful maintainability concerns.
+  Do not nitpick formatting, naming, trivial style preferences, or subjective
+  improvements unless they materially affect the code.
+  Do not generate unnecessary comments just to provide feedback.
+  Avoid repeating what the code already makes obvious.
+  Each comment should explain the problem and, when useful, suggest a clear fix.
+  Prefer a small number of high-signal comments over many low-value comments.
+  Do not praise every change or add filler.
+  Keep review comments natural and conversational, like a human code reviewer.
+
+reviews:
+  profile: "chill"
+  request_changes_workflow: false
+  high_level_summary: true
+  poem: false
+  in_progress_fortune: false
+  auto_review:
+    enabled: true
+    drafts: false