slack-block-kit

@ccheney

Proactively apply when generating Slack API payloads with blocks, chat.postMessage calls with structured content, streaming AI responses, or views.open/views.publish calls. Triggers on Block Kit, Slack blocks, section block, actions block, header block, divider block, context block, alert block, card block, carousel block, table block, markdown block, rich text block, image block, input block, video block, context_actions block, plan block, task_card block, chat.startStream, chat.appendStream, chat.stopStream, Slack modal, Slack App Home, Slack surfaces, Slack interactive elements, Slack button, Slack select menu, Slack overflow, Slack datepicker, Slack checkboxes, Slack radio buttons, Work Objects, Slack link unfurl, chat.postMessage blocks, views.open, views.update, views.push, views.publish, Slack composition objects. Use when building Block Kit payloads, constructing blocks arrays, creating modals or App Home views, adding interactive elements, implementing link unfurling with Work Objects, streaming agent output, or designing rich message layouts. Slack Block Kit UI framework for building rich message layouts, modals, App Home views, and AI agent responses.