Revert "feat(ecc): prune plugin 43→12 items, promote 7 rules to .claude/rules/ (#245)"

This reverts commit 1bd68ff534.

.opencode/commands/code-review.md

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+---
+description: Review code for quality, security, and maintainability
+agent: code-reviewer
+subtask: true
+---
+
+# Code Review Command
+
+Review code changes for quality, security, and maintainability: $ARGUMENTS
+
+## Your Task
+
+1. **Get changed files**: Run `git diff --name-only HEAD`
+2. **Analyze each file** for issues
+3. **Generate structured report**
+4. **Provide actionable recommendations**
+
+## Check Categories
+
+### Security Issues (CRITICAL)
+- [ ] Hardcoded credentials, API keys, tokens
+- [ ] SQL injection vulnerabilities
+- [ ] XSS vulnerabilities
+- [ ] Missing input validation
+- [ ] Insecure dependencies
+- [ ] Path traversal risks
+- [ ] Authentication/authorization flaws
+
+### Code Quality (HIGH)
+- [ ] Functions > 50 lines
+- [ ] Files > 800 lines
+- [ ] Nesting depth > 4 levels
+- [ ] Missing error handling
+- [ ] console.log statements
+- [ ] TODO/FIXME comments
+- [ ] Missing JSDoc for public APIs
+
+### Best Practices (MEDIUM)
+- [ ] Mutation patterns (use immutable instead)
+- [ ] Unnecessary complexity
+- [ ] Missing tests for new code
+- [ ] Accessibility issues (a11y)
+- [ ] Performance concerns
+
+### Style (LOW)
+- [ ] Inconsistent naming
+- [ ] Missing type annotations
+- [ ] Formatting issues
+
+## Report Format
+
+For each issue found:
+
+```
+**[SEVERITY]** file.ts:123
+Issue: [Description]
+Fix: [How to fix]
+```
+
+## Decision
+
+- **CRITICAL or HIGH issues**: Block commit, require fixes
+- **MEDIUM issues**: Recommend fixes before merge
+- **LOW issues**: Optional improvements
+
+---
+
+**IMPORTANT**: Never approve code with security vulnerabilities!