feat: Implement twilio connection

packages/backend/src/apps/twilio/assets/favicon.svg

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+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-label="Twilio" role="img" viewBox="0 0 512 512">
+  <rect width="512" height="512" rx="15%" fill="#fff"/>
+  <g fill="#f22f46">
+    <circle cx="256" cy="256" r="256"/>
+    <circle cx="256" cy="256" fill="#fff" r="188"/>
+    <circle cx="193" cy="193" r="53" id="c"/>
+    <use xlink:href="#c" x="126"/>
+    <use xlink:href="#c" y="126"/>
+    <use xlink:href="#c" x="126" y="126"/>
+  </g>
+</svg>

packages/backend/src/apps/twilio/auth/index.ts

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+import verifyCredentials from './verify-credentials';
+import isStillVerified from './is-still-verified';
+
+export default {
+  fields: [
+    {
+      key: 'accountSid',
+      label: 'Account SID',
+      type: 'string',
+      required: true,
+      readOnly: false,
+      value: null,
+      placeholder: null,
+      description:
+        'Log into your Twilio account and find "API Credentials" on this page https://www.twilio.com/user/account/settings',
+      clickToCopy: false,
+    },
+    {
+      key: 'authToken',
+      label: 'Auth Token',
+      type: 'string',
+      required: true,
+      readOnly: false,
+      value: null,
+      placeholder: null,
+      description: 'Found directly below your Account SID.',
+      clickToCopy: false,
+    },
+  ],
+  authenticationSteps: [
+    {
+      step: 1,
+      type: 'mutation',
+      name: 'createConnection',
+      arguments: [
+        {
+          name: 'key',
+          value: '{key}',
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'accountSid',
+              value: '{fields.accountSid}',
+            },
+            {
+              name: 'authToken',
+              value: '{fields.authToken}',
+            },
+          ],
+        },
+      ],
+    },
+    {
+      step: 2,
+      type: 'mutation',
+      name: 'verifyConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{createConnection.id}',
+        },
+      ],
+    },
+  ],
+  reconnectionSteps: [
+    {
+      step: 1,
+      type: 'mutation',
+      name: 'resetConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}',
+        },
+      ],
+    },
+    {
+      step: 2,
+      type: 'mutation',
+      name: 'updateConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}',
+        },
+        {
+          name: 'formattedData',
+          value: null,
+          properties: [
+            {
+              name: 'accountSid',
+              value: '{fields.accountSid}',
+            },
+            {
+              name: 'authToken',
+              value: '{fields.authToken}',
+            },
+          ],
+        },
+      ],
+    },
+    {
+      step: 3,
+      type: 'mutation',
+      name: 'verifyConnection',
+      arguments: [
+        {
+          name: 'id',
+          value: '{connection.id}',
+        },
+      ],
+    },
+  ],
+
+  verifyCredentials,
+  isStillVerified,
+};

packages/backend/src/apps/twilio/auth/is-still-verified.ts

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+import { IGlobalVariable } from '@automatisch/types';
+import verifyCredentials from './verify-credentials';
+
+const isStillVerified = async ($: IGlobalVariable) => {
+  try {
+    await verifyCredentials($);
+    return true;
+  } catch (error) {
+    return false;
+  }
+};
+
+export default isStillVerified;

packages/backend/src/apps/twilio/auth/verify-credentials.ts

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+import { IGlobalVariable } from '@automatisch/types';
+
+const verifyCredentials = async ($: IGlobalVariable) => {
+  try {
+    await $.http.get('/2010-04-01/Accounts.json?PageSize=1', {
+      auth: {
+        username: $.auth.data.accountSid as string,
+        password: $.auth.data.authToken as string,
+      },
+    });
+
+    await $.auth.set({
+      screenName: $.auth.data.accountSid,
+    });
+  } catch (error) {
+    throw new Error(JSON.stringify(error.response.data));
+  }
+};
+
+export default verifyCredentials;

packages/backend/src/apps/twilio/index.ts

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+import defineApp from '../../helpers/define-app';
+
+export default defineApp({
+  name: 'Twilio',
+  key: 'twilio',
+  iconUrl: '{BASE_URL}/apps/twilio/assets/favicon.svg',
+  authDocUrl: 'https://automatisch.io/docs/connections/twilio',
+  supportsConnections: true,
+  baseUrl: 'https://twilio.com',
+  apiBaseUrl: 'https://api.twilio.com',
+  primaryColor: 'e1000f',
+  beforeRequest: [],
+});