- Fixed copyCode template literal by using single quotes for outer attribute
- Added TPL-012 architecture rule to detect double quotes inside multi-line
copyCode template literals that break HTML attribute parsing
- Pattern: @click="copyCode(`...`)" with inner double quotes breaks parsing
- Solution: Use @click='copyCode(`...`)' with single quotes for outer attribute
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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>