fix(ci): restore validation and antigravity target safety

.github/workflows/ci.yml

@@ -175,6 +175,10 @@ jobs:
         run: node scripts/ci/validate-skills.js
         continue-on-error: false
 
+      - name: Validate install manifests
+        run: node scripts/ci/validate-install-manifests.js
+        continue-on-error: false
+
       - name: Validate rules
         run: node scripts/ci/validate-rules.js
         continue-on-error: false

.github/workflows/reusable-validate.yml

@@ -39,5 +39,8 @@ jobs:
       - name: Validate skills
         run: node scripts/ci/validate-skills.js
 
+      - name: Validate install manifests
+        run: node scripts/ci/validate-install-manifests.js
+
       - name: Validate rules
         run: node scripts/ci/validate-rules.js

AGENTS.md

@@ -1,6 +1,6 @@
 # Everything Claude Code (ECC) — Agent Instructions
 
-This is a **production-ready AI coding plugin** providing 28 specialized agents, 119 skills, 60 commands, and automated hook workflows for software development.
+This is a **production-ready AI coding plugin** providing 28 specialized agents, 125 skills, 60 commands, and automated hook workflows for software development.
 
 **Version:** 1.9.0
 
@@ -142,7 +142,7 @@ Troubleshoot failures: check test isolation → verify mocks → fix implementat
 
 ```
 agents/          — 28 specialized subagents
-skills/          — 117 workflow skills and domain knowledge
+skills/          — 125 workflow skills and domain knowledge
 commands/        — 60 slash commands
 hooks/           — Trigger-based automations
 rules/           — Always-follow guidelines (common + per-language)

README.md

@@ -212,7 +212,7 @@ For manual install instructions see the README in the `rules/` folder.
 /plugin list everything-claude-code@everything-claude-code
 ```
 
-✨ **That's it!** You now have access to 28 agents, 119 skills, and 60 commands.
+✨ **That's it!** You now have access to 28 agents, 125 skills, and 60 commands.
 
 ---
 
@@ -1085,7 +1085,7 @@ The configuration is automatically detected from `.opencode/opencode.json`.
 |---------|-------------|----------|--------|
 | Agents | ✅ 28 agents | ✅ 12 agents | **Claude Code leads** |
 | Commands | ✅ 60 commands | ✅ 31 commands | **Claude Code leads** |
-| Skills | ✅ 119 skills | ✅ 37 skills | **Claude Code leads** |
+| Skills | ✅ 125 skills | ✅ 37 skills | **Claude Code leads** |
 | Hooks | ✅ 8 event types | ✅ 11 events | **OpenCode has more!** |
 | Rules | ✅ 29 rules | ✅ 13 instructions | **Claude Code leads** |
 | MCP Servers | ✅ 14 servers | ✅ Full | **Full parity** |

manifests/install-modules.json

@@ -90,7 +90,6 @@
       "targets": [
         "claude",
         "cursor",
-        "antigravity",
         "codex",
         "opencode"
       ],