add brain

.brain/.agent/skills/single-flow-task-execution/code-quality-reviewer-prompt.md

@@ -0,0 +1,20 @@
+# Code Quality Reviewer Prompt Template
+
+Use this template when running a code quality review step in single-flow mode.
+
+**Purpose:** Verify implementation is well-built (clean, tested, maintainable)
+
+**Only proceed after spec compliance review passes.**
+
+```
+task_boundary:
+  Use template at requesting-code-review/code-reviewer.md
+
+  WHAT_WAS_IMPLEMENTED: [from implementer's report]
+  PLAN_OR_REQUIREMENTS: Task N from [plan-file]
+  BASE_SHA: [commit before task]
+  HEAD_SHA: [current commit]
+  DESCRIPTION: [task summary]
+```
+
+**Code reviewer returns:** Strengths, Issues (Critical/Important/Minor), Assessment