ci(claude): remove system prompt - use default community maintained prompt

Author: edenreich

.github/workflows/claude.yml

@@ -67,6 +67,5 @@ jobs:
           branch_prefix: 'claude/'
           claude_args: |
             --model claude-opus-4-7
-            --system-prompt "You must NEVER push directly to the main branch. Always create a new feature branch (claude/feature-name), make changes there, and open a pull request to main. Use conventional commits with a capital description, e.g. 'feat(client): Add retry mechanism for streaming requests' or 'fix(auth): Resolve token validation issue'. Follow the development workflow specified in the coding instructions."
             --allowedTools "Bash(task:*),Bash(go:*),Bash(gh:*),Bash(git:*)"
             --mcp-config '{"mcpServers":{"context7":{"command":"npx","args":["-y","@upstash/context7-mcp@latest"]}}}'