Initial commit

Wiki template inspired by Andrej Karpathy's llmwiki gist.
Includes agent instructions (AGENTS.md), empty wiki scaffold
(wiki/index.md, wiki/log.md), editor config, gitignore, and
README documenting the ingest/query/lint workflow.

wiki/index.md

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+# Wiki Index
+
+_Maintained by agent. Updated on every ingest, query (if filed), and lint._
+
+## Sources
+
+_(none yet)_
+
+## Concepts
+
+_(none yet)_
+
+## Entities
+
+_(none yet)_
+
+## Syntheses
+
+_(none yet)_
+
+## Comparisons
+
+_(none yet)_

wiki/log.md

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+# Wiki Log
+
+_Append-only. One entry per operation._
+_Format: `## [YYYY-MM-DD] <operation> | <description>`_
+_Grep tip: `grep "^## \[" wiki/log.md | tail -10`_