feat: Implement exposing errors from actions within processor

packages/backend/src/apps/slack/client/endpoints/post-message-to-channel.ts

@@ -1,4 +1,5 @@
 import SlackClient from '../index';
+import { IJSONObject } from '@automatisch/types';
 
 export default class PostMessageToChannel {
   client: SlackClient;
@@ -8,6 +9,14 @@ export default class PostMessageToChannel {
   }
 
   async run(channelId: string, text: string) {
+    const message: {
+      data: IJSONObject | null;
+      error: IJSONObject | null;
+    } = {
+      data: null,
+      error: null,
+    };
+
     const headers = {
       Authorization: `Bearer ${this.client.connection.formattedData.accessToken}`,
     };
@@ -23,12 +32,13 @@ export default class PostMessageToChannel {
       { headers }
     );
 
-    if (response.data.ok === 'false') {
-      throw new Error(
-        `Error occured while posting a message to channel: ${response.data.error}`
-      );
+    message.error = response?.integrationError;
+    message.data = response?.data?.message;
+
+    if (response.data.ok === false) {
+      message.error = response.data;
     }
 
-    return response.data.message;
+    return message;
   }
 }