chore: release 0.8.18, begin 0.8.19.dev0 development (#2766)

* chore: bump version to 0.8.18

* chore: begin 0.8.19.dev0 development

---------

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

CHANGELOG.md

@@ -2,6 +2,20 @@
 
 <!-- insert new changelog below this comment -->
 
+## [0.8.18] - 2026-05-29
+
+### Changed
+
+- Add support for SPECKIT_WORKFLOW_RUN_ID override (#2742)
+- feat: support SPECKIT_INTEGRATION_<KEY>_EXECUTABLE env var (#2743)
+- chore(deps): bump github/gh-aw-actions from 0.74.8 to 0.77.0 (#2754)
+- chore(deps): bump github/codeql-action from 4.35.5 to 4.36.0 (#2753)
+- fix: disable no-op issue reporting for catalog submission workflows (#2748)
+- Add confirmation prompt for URL-based extension installs (#2745)
+- fix: restrict community submission workflows to labeled event only (#2741)
+- feat(integrations): support SPECIFY_<KEY>_EXTRA_ARGS env var for agent subprocess flags (#2596)
+- chore: release 0.8.17, begin 0.8.18.dev0 development (#2737)
+
 ## [0.8.17] - 2026-05-28
 
 ### Changed

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "specify-cli"
-version = "0.8.18.dev0"
+version = "0.8.19.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 = [