Release 0.2.5823

[justrach]

Summary

• Bump codedb to 0.2.5823 across release metadata and npm package metadata.
• Document the issue mcp: direct tool calls drop inline args when arguments is empty #512 MCP inline tools/call compatibility fix and validation results.
• Add Linux ARM64 release asset publishing and fix the release workflow's empty bash array behavior under set -u.

Validation

• zig build test -Dtest-filter=issue-512
• zig build test
• zig build
• ./zig-out/bin/codedb --version -> codedb 0.2.5823
• python3 scripts/e2e_mcp_test.py --binary zig-out/bin/codedb --project /Users/blackfloofie/codedb-release-0.2.5823 -> 20/20
• GitHub release workflow release-binaries run 26624318253 passed
• Release assets published for darwin/linux x86_64/arm64 with checksum manifest

Deployment note

• GitHub release v0.2.5823 is published.
• npm publish is still pending registry authentication; local dry-run passed for [email protected].

[github-actions]

Benchmark Regression Report

Thresholds: 10.00% and 50,000 ns absolute delta

NOISE means the percentage threshold was exceeded, but the absolute delta was too small to fail CI.

Tool	Base (ns)	Head (ns)	Delta	Abs Delta (ns)	Status
codedb_bundle	89609	87188	-2.70%	-2421	OK
codedb_changes	11701	14426	+23.29%	+2725	NOISE
codedb_context	977828	1000984	+2.37%	+23156	OK
codedb_deps	274	257	-6.20%	-17	OK
codedb_edit	47281	49098	+3.84%	+1817	OK
codedb_find	11175	13800	+23.49%	+2625	NOISE
codedb_hot	30416	25964	-14.64%	-4452	OK
codedb_outline	30127	28852	-4.23%	-1275	OK
codedb_read	18315	15623	-14.70%	-2692	OK
codedb_search	22398	21713	-3.06%	-685	OK
codedb_snapshot	60275	60008	-0.44%	-267	OK
codedb_status	9691	12356	+27.50%	+2665	NOISE
codedb_symbol	20430	17735	-13.19%	-2695	OK
codedb_tree	37765	36105	-4.40%	-1660	OK
codedb_word	12255	11319	-7.64%	-936	OK