docs: reconcile changelog with main

Author: stacknil

CHANGELOG.md

@@ -3,39 +3,40 @@
 All notable user-visible changes should be recorded here.
 
 ## Unreleased
-
-### Added
-
-- None yet.
-
-### Changed
-
-- None yet.
-
-### Fixed
-
-- None yet.
-
+
+### Added
+
+- None yet.
+
+### Changed
+
+- None yet.
+
+### Fixed
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+- None yet.
+
 ### Docs
 
 - None yet.
 
 ## v0.1.0
-
-### Added
-
+
+### Added
+
 - Parser support for `syslog_legacy` and `journalctl_short_full` authentication log input.
 - Rule-based detections for SSH brute force, multi-user probing, and sudo burst activity.
 - Parser coverage telemetry including parsed/unparsed counts and unknown-pattern buckets.
+- Repository automation and hardening with CI, CodeQL, pinned GitHub Actions, security policy, and Dependabot for workflow updates.
 
 ### Changed
 
 - Established deterministic Markdown and JSON reporting for the MVP release.
-
-### Fixed
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-- None.
-
+
+### Fixed
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+- None.
+
 ### Docs
 
 - Added CI, CodeQL, repository hardening guidance, and release-facing project documentation for the first public release.