chore(config): remove deprecated claude config, add opencode workflow

Remove old .claude/ settings and skills (superseded by opencode). Update release-drafter-config.yml with fix/, feat/, chore/ branch patterns. Add .github/workflows/opencode.yml for PR/issue comment triggers.

Author: wax911

.claude/settings.json

@@ -32,14 +32,17 @@ autolabeler:
     branch:
       - '/bugfix\/.+/'
       - '/hotfix\/.+/'
+      - '/fix\/.+/'
   - label: 'feature'
     branch:
       - '/feature\/.+/'
+      - '/feat\/.+/'
   - label: 'enhancement'
     branch:
       - '/enhancement\/.+/'
   - label: 'refactor'
     branch:
+      - '/chore\/.+/'
       - '/refactor\/.+/'
   - label: 'dependencies'
     branch:

.claude/skills/debug-issue.md

@@ -0,0 +1,40 @@
+name: opencode
+
+on:
+  issue_comment:
+    types: [created]
+  pull_request_review_comment:
+    types: [created]
+
+jobs:
+  opencode:
+    if: |
+      contains(github.event.comment.body, ' /oc') ||
+      startsWith(github.event.comment.body, '/oc') ||
+      contains(github.event.comment.body, ' /opencode') ||
+      startsWith(github.event.comment.body, '/opencode')
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+      pull-requests: read
+      issues: read
+    steps:
+      - uses: actions/create-github-app-token@v3
+        id: app-token
+        with:
+          client-id: ${{ secrets.APP_ID }}
+          private-key: ${{ secrets.APP_PRIVATE_KEY }}
+      - name: Checkout repository
+        uses: actions/checkout@v6
+        with:
+          persist-credentials: false
+
+      - name: Run opencode
+        uses: anomalyco/opencode/github@latest
+        env:
+          OPENCODE_API_KEY: ${{ secrets.OPENCODE_API_KEY }}
+          GITHUB_TOKEN: ${{ steps.app-token.outputs.token }}
+        with:
+          use_github_token: true
+          model: opencode/deepseek-v4-flash