Slack Approvals

curl -X POST https://api.invokehq.run/v1/workspaces/$WORKSPACE_ID/policies \
  -H "X-API-Key: $ACCOUNT_KEY" -H "Content-Type: application/json" \
  -d '{"name": "agent posts to #releases need a human", "effect": "require_approval",
       "match": {"tool": "slack.post_message"},
       "conditions": [{"field": "params.channel", "op": "eq", "value": "#releases"}]}'

import { ApprovalRequiredError, DeniedError } from "@invokehq/sdk"

try {
  const posted = await invoke.call({
    tool: "slack.post_message",
    params: { channel: "#releases", text: "v2.4.1 is live in production" },
    agentId: "deploy-agent",
    idempotencyKey: "slack:release:v2.4.1",
    waitForApproval: { timeoutMs: 15 * 60_000 },
  })
  console.log("posted", posted.receipt.number)
} catch (err) {
  if (err instanceof DeniedError) console.log("the reviewer rejected it; nothing was posted")
  else if (err instanceof ApprovalRequiredError) console.log("no decision yet; nothing was posted")
  else throw err
}