chore: release 0.10.4, begin 0.10.5.dev0 development (#3010)

* chore: bump version to 0.10.4

* chore: begin 0.10.5.dev0 development

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -2,6 +2,21 @@
 
 <!-- insert new changelog below this comment -->
 
+## [0.10.4] - 2026-06-16
+
+### Changed
+
+- fix: fail loudly when a fan-out 'items' expression does not resolve to a list (#2957)
+- refactor: move preset command handlers to presets/_commands.py (PR-6/8) (#2826)
+- Update agent-parity-governance preset to v0.3.0 (#2982)
+- Update cross-platform-governance preset to v0.2.0 (#2983)
+- Add Data Model Diagram extension to community catalog (#2922)
+- Add Spec Kit TLDR extension to community catalog (#3007)
+- docs: add guide for handling complex features (#3004)
+- Add Loop Engineering extension to community catalog (#3002)
+- Update MemoryLint extension to v1.5.1 (#3000)
+- chore: release 0.10.3, begin 0.10.4.dev0 development (#2999)
+
 ## [0.10.3] - 2026-06-16
 
 ### Changed

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "specify-cli"
-version = "0.10.4.dev0"
+version = "0.10.5.dev0"
 description = "Specify CLI, part of GitHub Spec Kit. A tool to bootstrap your projects for Spec-Driven Development (SDD)."
 requires-python = ">=3.11"
 dependencies = [