Refactor client config (#529)

* Refactor client config

* Fix server tests

* Fix lint

server/src/core/client-config/client-config.resolver.ts

@@ -0,0 +1,28 @@
+import { Resolver, Query } from '@nestjs/graphql';
+import { EnvironmentService } from 'src/integrations/environment/environment.service';
+import { ClientConfig } from './client-config.entity';
+
+@Resolver()
+export class ClientConfigResolver {
+  constructor(private environmentService: EnvironmentService) {}
+
+  @Query(() => ClientConfig)
+  async clientConfig(): Promise<ClientConfig> {
+    const clientConfig: ClientConfig = {
+      authProviders: {
+        google: this.environmentService.isAuthGoogleEnabled() ?? false,
+        magicLink: false,
+        password: true,
+      },
+      telemetry: {
+        enabled: this.environmentService.isTelemetryEnabled() ?? false,
+        anonymizationEnabled:
+          this.environmentService.isTelemetryAnonymizationEnabled() ?? false,
+      },
+      demoMode: this.environmentService.isDemoMode() ?? false,
+      debugMode: this.environmentService.isDebugMode() ?? false,
+    };
+
+    return Promise.resolve(clientConfig);
+  }
+}