* feat(draw-image): add SVG template render engine
* feat(draw-image): add opencode plugin and tool tests
* test(draw-image): add vitest unit integration e2e suite
* chore(draw-image): wire CI dependabot docs and ADR
* docs(handoff): set PR number
* docs(handoff): fix PR number placeholder in frontmatter
* fix(ci): use tempfile and trailing newline in draw-image tests
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Co-authored-by: opencode-agent <agent@opencode.local>
