chore(release): version packages (Fission-AI#327)

* Version Packages

* chore: trigger CI

---------

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

Author: github-actions[bot]

.changeset/new-features-and-improvements.md

@@ -1,5 +1,18 @@
 # @fission-ai/openspec
 
+## 0.16.0
+
+### Minor Changes
+
+- c08fbc1: Add new AI tool integrations and enhancements:
+
+  - **feat(iflow-cli)**: Add iFlow-cli integration with slash command support and documentation
+  - **feat(init)**: Add IDE restart instruction after init to inform users about slash command availability
+    **feat(antigravity)**: Add Antigravity slash command support
+  - **fix**: Generate TOML commands for Qwen Code (fixes #293)
+  - Clarify scaffold proposal documentation and enhance proposal guidelines
+  - Update proposal guidelines to emphasize design-first approach before implementation
+
 ## Unreleased
 
 ### Minor Changes

CHANGELOG.md

@@ -1,6 +1,6 @@
 {
   "name": "@fission-ai/openspec",
-  "version": "0.15.0",
+  "version": "0.16.0",
   "description": "AI-native system for spec-driven development",
   "keywords": [
     "openspec",