Initial: add README, CONTRIBUTING, LICENSE, and research template

docs/_template.md

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+# Research: [Topic]
+
+**Date:** YYYY-MM-DD
+**Status:** In Progress | Completed | Archived
+
+## Summary
+
+Brief overview of the research topic.
+
+## Background
+
+Why this matters and context.
+
+## Findings
+
+### Key Discovery 1
+
+Description...
+
+### Key Discovery 2
+
+Description...
+
+## Notes
+
+- Point 1
+- Point 2
+
+## References
+
+- [Link description](URL)
+
+## Status History
+
+- YYYY-MM-DD: Initial research started