Make Sentry release step optional in Docker workflows

- Add condition to skip Sentry step when SENTRY_AUTH_TOKEN is not set
- This prevents workflow failures when Sentry integration is not configured

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: claude

.github/workflows/docker-api.yaml

@@ -61,7 +61,7 @@ jobs:
 
       - name: Create Sentry release
         uses: getsentry/action-release@v1
-        if: ${{ github.actor != 'dependabot[bot]' }}
+        if: ${{ github.actor != 'dependabot[bot]' && secrets.SENTRY_AUTH_TOKEN != '' }}
         env:
           SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
           SENTRY_ORG: zazuko

.github/workflows/docker-app.yaml

@@ -62,7 +62,7 @@ jobs:
 
       - name: Create Sentry release
         uses: getsentry/action-release@v1
-        if: ${{ github.actor != 'dependabot[bot]' }}
+        if: ${{ github.actor != 'dependabot[bot]' && secrets.SENTRY_AUTH_TOKEN != '' }}
         env:
           SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
           SENTRY_ORG: zazuko

.github/workflows/docker-cli.yaml

@@ -61,7 +61,7 @@ jobs:
 
       - name: Create Sentry release
         uses: getsentry/action-release@v1
-        if: ${{ github.actor != 'dependabot[bot]' }}
+        if: ${{ github.actor != 'dependabot[bot]' && secrets.SENTRY_AUTH_TOKEN != '' }}
         env:
           SENTRY_AUTH_TOKEN: ${{ secrets.SENTRY_AUTH_TOKEN }}
           SENTRY_ORG: zazuko