Explicitly set workspaceId column as uuid type to ease pg LEFT JOIN (#15430)

Pg scan was redundant because historically the workspaceId was
`varchar`, even though below migration won't change that we had a look
to workspaceId col declaration across the codebase

packages/twenty-server/src/engine/core-modules/auth/services/auth.service.ts

@@ -28,9 +28,9 @@ import {
   compareHash,
   hashPassword,
 } from 'src/engine/core-modules/auth/auth.util';
+import { type AuthTokens } from 'src/engine/core-modules/auth/dto/auth-tokens.dto';
 import { type AuthorizeAppOutput } from 'src/engine/core-modules/auth/dto/authorize-app.dto';
 import { type AuthorizeAppInput } from 'src/engine/core-modules/auth/dto/authorize-app.input';
-import { type AuthTokens } from 'src/engine/core-modules/auth/dto/auth-tokens.dto';
 import { type UpdatePasswordOutput } from 'src/engine/core-modules/auth/dto/update-password.dto';
 import { type UserCredentialsInput } from 'src/engine/core-modules/auth/dto/user-credentials.input';
 import { type CheckUserExistOutput } from 'src/engine/core-modules/auth/dto/user-exists.dto';

packages/twenty-server/src/engine/core-modules/auth/token/services/renew-token.service.ts

@@ -65,7 +65,8 @@ export class RenewTokenService {
 
     const accessToken =
       isDefined(authProvider) &&
-      targetedTokenType === JwtTokenTypeEnum.WORKSPACE_AGNOSTIC
+      targetedTokenType === JwtTokenTypeEnum.WORKSPACE_AGNOSTIC &&
+      !isDefined(workspaceId)
         ? await this.workspaceAgnosticTokenService.generateWorkspaceAgnosticToken(
             {
               userId: user.id,
@@ -74,7 +75,7 @@ export class RenewTokenService {
           )
         : await this.accessTokenService.generateAccessToken({
             userId: user.id,
-            workspaceId,
+            workspaceId: workspaceId as string,
             authProvider: resolvedAuthProvider,
             isImpersonating,
             impersonatorUserWorkspaceId,

packages/twenty-server/src/engine/core-modules/auth/types/auth-context.type.ts

@@ -60,7 +60,7 @@ export type TransientTokenJwtPayload = CommonPropertiesJwtPayload & {
 
 export type RefreshTokenJwtPayload = CommonPropertiesJwtPayload & {
   type: JwtTokenTypeEnum.REFRESH;
-  workspaceId?: string;
+  workspaceId?: string | null;
   userId: string;
   jti?: string;
   authProvider?: AuthProviderEnum;