feat(bluesky): add create post action

packages/backend/package.json

@@ -20,6 +20,7 @@
     "db:migrate": "node ./bin/database/convert-migrations.js && knex migrate:latest"
   },
   "dependencies": {
+    "@atproto/api": "^0.12.13",
     "@bull-board/express": "^3.10.1",
     "@casl/ability": "^6.5.0",
     "@graphql-tools/graphql-file-loader": "^7.3.4",

packages/backend/src/apps/bluesky/actions/create-post/index.js

@@ -0,0 +1,41 @@
+import { BskyAgent, RichText } from '@atproto/api';
+
+import defineAction from '../../../../helpers/define-action.js';
+
+export default defineAction({
+  name: 'Create post',
+  key: 'createPost',
+  description: 'Creates a new post.',
+  arguments: [
+    {
+      label: 'Text',
+      key: 'text',
+      type: 'string',
+      required: true,
+      variables: true,
+      description: '',
+    },
+  ],
+
+  async run($) {
+    const text = $.step.parameters.text;
+    const agent = new BskyAgent({ service: 'https://bsky.social/xrpc' });
+    const richText = new RichText({ text });
+    await richText.detectFacets(agent);
+
+    const body = {
+      repo: $.auth.data.did,
+      collection: 'app.bsky.feed.post',
+      record: {
+        $type: 'app.bsky.feed.post',
+        text: richText.text,
+        facets: richText.facets,
+        createdAt: new Date().toISOString(),
+      },
+    };
+
+    const { data } = await $.http.post('/com.atproto.repo.createRecord', body);
+
+    $.setActionItem({ raw: data });
+  },
+});

packages/backend/src/apps/bluesky/actions/index.js

@@ -0,0 +1,3 @@
+import createPost from './create-post/index.js';
+
+export default [createPost];

packages/backend/src/apps/bluesky/index.js

@@ -1,6 +1,7 @@
 import defineApp from '../../helpers/define-app.js';
 import addAuthHeader from './common/add-auth-header.js';
 import auth from './auth/index.js';
+import actions from './actions/index.js';
 
 export default defineApp({
   name: 'Bluesky',
@@ -13,4 +14,5 @@ export default defineApp({
   primaryColor: '1185fd',
   beforeRequest: [addAuthHeader],
   auth,
+  actions,
 });