google-chat - Claude MCP Skill

# Google Chat

Lightweight Google Chat integration with standalone OAuth authentication. No MCP server required.

> **⚠️ Requires Google Workspace account.** Personal Gmail accounts are not supported.

## First-Time Setup

Authenticate with Google (opens browser):
```bash
python scripts/auth.py login
```

Check authentication status:
```bash
python scripts/auth.py status
```

Logout when needed:
```bash
python scripts/auth.py logout
```

## Commands

All operations via `scripts/chat.py`. Auto-authenticates on first use if not logged in.

```bash
# List all spaces you're a member of
python scripts/chat.py list-spaces

# Find a space by name
python scripts/chat.py find-space "Project Alpha"

# Get messages from a space
python scripts/chat.py get-messages spaces/AAAA123 --limit 10

# Send a message to a space
python scripts/chat.py send-message spaces/AAAA123 "Hello team!"

# Send a message with file attachment
python scripts/chat.py send-message spaces/AAAA123 "Here's the report" --attachment /path/to/file.pdf

# Send a direct message
python scripts/chat.py send-dm user@example.com "Hey, quick question..."

# Send a DM with file attachment
python scripts/chat.py send-dm user@example.com "Please review" --attachment /path/to/file.pdf

# Find or create DM space with someone
python scripts/chat.py find-dm user@example.com

# List threads in a space
python scripts/chat.py list-threads spaces/AAAA123

# Create a new space with members
python scripts/chat.py setup-space "New Project" user1@example.com user2@example.com
```

## Space Name Format

Google Chat uses `spaces/AAAA123` format. Get space names from `list-spaces` or `find-space`.

## Token Management

Tokens stored securely using the system keyring:
- **macOS**: Keychain
- **Windows**: Windows Credential Locker
- **Linux**: Secret Service API (GNOME Keyring, KDE Wallet, etc.)

Service name: `google-chat-skill-oauth`

Automatically refreshes expired tokens using Google's cloud function.