Automate GitHub PR Linting with Google Gemini AI and Auto-Fix PRs

LintGuardian: Automated PR Linting with n8n & AI What It Does LintGuardian is an n8n workflow template that automates code quality enforcement for GitHub repositories. When a pull request is created, the workflow automatically analyzes the changed files, identifies linting issues, fixes them, and submits a new PR with corrections. This eliminates manual code style reviews, reduces back-and-forth comments, and lets your team focus on functionality rather than formatting. How It Works The workflow is triggered by a GitHub webhook when a PR is created. It fetches all changed files from the PR using the GitHub API, processes them through an AI-powered linting service (Google Gemini), and automat

Help me set up the n8n workflow "Automate GitHub PR Linting with Google Gemini AI and Auto-Fix PRs" (https://n8n.io/workflows/4073). It uses: HTTP Request, Code, AI Agent, Google Gemini Chat Model. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.