# Install the "Better Auth & OAuth Security" skill

You are installing an AgenticMarket skill into this workspace. Follow these steps exactly.

## 1. Detect your environment and choose the destination file
- Andromity: `.andromity/skills/better-auth-guide/SKILL.md` (or user scope `~/.andromity/skills/better-auth-guide/SKILL.md`)
- Antigravity / Gemini CLI: `.agent/skills/better-auth-guide/SKILL.md`
- Cursor: `.cursor/rules/better-auth-guide.mdc`
- Claude Code: append to `CLAUDE.md` (or `.claude/skills/better-auth-guide.md`)
- Windsurf: append to `.windsurfrules`
- Cline / Roo Code: `.clinerules/better-auth-guide.md`
- GitHub Copilot: append to `.github/copilot-instructions.md`
- ChatGPT / web only: paste the content into Custom Instructions
- Any other agent: save to `.agent/skills/better-auth-guide/SKILL.md`

## 2. Create the destination file
- Preserve every existing file and configuration entry.
- Create parent folders as needed.
- Never overwrite unrelated content.

## 3. Write exactly this content

```markdown
---
name: better-auth-guide
description: "Configure multi-tenant session authentication, OAuth providers, CSRF defense, and database adapters with Better Auth."
author: community
license: mit
version: 1.0.0
---
# Better Auth Architecture

Implementing secure authentication:
- Configure Better Auth with Drizzle or Prisma database adapter.
- In production, ensure secure HTTPS cookie settings (`__Secure-` prefix).
- Protect API routes by checking session validation server-side.
```

## 4. Verify
- Confirm the file exists and is readable.
- Report the destination path and confirm the "Better Auth & OAuth Security" skill is installed and active.

Skill metadata:
- Slug: better-auth-guide
- Category: security
- License: mit
- Source: AgenticMarket