The importer was not seeing tombstones when building the dbByID map,
causing it to treat tombstone IDs as "new" issues. This led to UNIQUE
constraint violations during INSERT.
- Include tombstones in SearchIssues call (IncludeTombstones: true)
- Skip tombstones when matching by ID instead of trying to update them
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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