google-chat-messages

# Google Chat Messages Send messages to Google Chat spaces via incoming webhooks. Produces text messages, rich cards (cardsV2), and threaded replies. ## What You Produce - Text messages with Google Chat formatting - Rich card messages (cardsV2) with headers, sections, widgets - Threaded conversations - Reusable webhook sender utility ## Workflow ### Step 1: Get Webhook URL In Google Chat: 1. Open a Space > click space name > **Manage webhooks** 2. Create webhook (name it, optionally add avatar URL) 3. Copy the webhook URL Store the URL as an environment variable or in your secrets manager — never hardcode. ### Step 2: Choose Message Type | Need | Type | Complexity | |------|------|------------| | Simple notification | Text message | Low | | Structured info (status, digest) | Card message (cardsV2) | Medium | | Ongoing updates | Threaded replies | Medium | | Action buttons (open URL) | Card with buttonList | Medium | ### Step 3: Send the Message Use `assets/webhook-sender.ts` for the sender utility. Use `assets/card-builder.ts` for structured card construction. ## Text Formatting Google Chat does NOT use standard Markdown. | Format | Syntax | Example | |--------|--------|---------| | Bold | `*text*` | `*important*` | | Italic | `_text_` | `_emphasis_` | | Strikethrough | `~text~` | `~removed~` | | Monospace | `` `text` `` | `` `code` `` | | Code block | ` ```text``` ` | Multi-line code | | Link | `<url\|text>` | `<https://example.com\|Click here>` | | Mention use...