Add Activepieces integration for workflow automation

- Add Activepieces fork with SmoothSchedule custom piece
- Create integrations app with Activepieces service layer
- Add embed token endpoint for iframe integration
- Create Automations page with embedded workflow builder
- Add sidebar visibility fix for embed mode
- Add list inactive customers endpoint to Public API
- Include SmoothSchedule triggers: event created/updated/cancelled
- Include SmoothSchedule actions: create/update/cancel events, list resources/services/customers

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

activepieces-fork/packages/pieces/community/postgres/src/index.ts

@@ -0,0 +1,96 @@
+import {
+  PieceAuth,
+  Property,
+  createPiece,
+} from '@activepieces/pieces-framework';
+import { AppConnectionType, PieceCategory } from '@activepieces/shared';
+import { runQuery } from './lib/actions/run-query';
+import { newRow } from './lib/triggers/new-row';
+import { pgClient } from './lib/common';
+
+export const postgresAuth = PieceAuth.CustomAuth({
+  props: {
+    host: Property.ShortText({
+      displayName: 'Host',
+      required: true,
+      description:
+        ' A string indicating the hostname of the PostgreSQL server to connect to.',
+    }),
+    port: Property.Number({
+      displayName: 'Port',
+      defaultValue: 5432,
+      description:
+        'An integer indicating the port of the PostgreSQL server to connect to.',
+      required: true,
+    }),
+    user: Property.ShortText({
+      displayName: 'User',
+      required: true,
+      description:
+        'A string indicating the user to authenticate as when connecting to the PostgreSQL server.',
+    }),
+    password: PieceAuth.SecretText({
+      displayName: 'Password',
+      description:
+        'A string indicating the password to use for authentication.',
+      required: true,
+    }),
+    database: Property.ShortText({
+      displayName: 'Database',
+      description:
+        'A string indicating the name of the database to connect to.',
+      required: true,
+    }),
+    enable_ssl: Property.Checkbox({
+      displayName: 'Enable SSL',
+      description: 'Connect to the postgres database over SSL',
+      required: true,
+      defaultValue: true,
+    }),
+    reject_unauthorized: Property.Checkbox({
+      displayName: 'Verify server certificate',
+      description:
+        'Verify the server certificate against trusted CAs or a CA provided in the certificate field below. This will fail if the database server is using a self signed certificate.',
+      required: true,
+      defaultValue: false,
+    }),
+    certificate: Property.LongText({
+      displayName: 'Certificate',
+      description:
+        'The CA certificate to use for verification of server certificate.',
+      defaultValue: '',
+      required: false,
+    }),
+  },
+  required: true,
+  validate: async ({ auth }) => {
+    try {
+      const client = await pgClient({
+        type: AppConnectionType.CUSTOM_AUTH,
+        props: auth,
+      });
+      await client.end();
+    }
+    catch (e) {
+      return {
+        valid: false,
+        error: JSON.stringify(e)
+      };
+    }
+    return {
+      valid: true,
+    };
+  }
+});
+
+export const postgres = createPiece({
+  displayName: 'Postgres',
+  description: "The world's most advanced open-source relational database",
+  minimumSupportedRelease: '0.30.0',
+  categories: [PieceCategory.DEVELOPER_TOOLS],
+  logoUrl: 'https://cdn.activepieces.com/pieces/postgres.png',
+  authors: ["AbdullahBitar", "Willianwg", "dentych", "kishanprmr", "AbdulTheActivePiecer", "khaledmashaly", "abuaboud"],
+  auth: postgresAuth,
+  actions: [runQuery],
+  triggers: [newRow],
+});