1635 extensibilitytwenty cli app vars (#15143)

- Update twenty-cli to support application env variable definition
- Update twenty-server to create a new `core.applicationVariable` entity
to store env variables and provide env var when executing serverless
function
- Update twenty-front to support application environment variable value
setting

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src="https://github.com/user-attachments/assets/fb7425a3-facc-4895-a5eb-8a8e278e0951"
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packages/twenty-server/src/engine/metadata-modules/serverless-function/serverless-function.service.ts

@@ -96,7 +96,10 @@ export class ServerlessFunctionService {
           id,
           workspaceId,
         },
-        relations: ['serverlessFunctionLayer'],
+        relations: [
+          'serverlessFunctionLayer',
+          'application.applicationVariables',
+        ],
       });
 
     const resultServerlessFunction = await this.serverlessService.execute(

packages/twenty-server/src/engine/metadata-modules/serverless-function/types/serverless-function-code.type.ts

@@ -4,5 +4,4 @@ export type ServerlessFunctionCode = {
   src: {
     'index.ts': string;
   } & Sources;
-  '.env'?: string;
 };