[Front] Cleaning: Remove plan column from workspace table (#2510)

Related [task](dust-tt/tasks#200)

Author: philipperolet

front/lib/models/workspace.ts

@@ -25,8 +25,6 @@ export class Workspace extends Model<
   declare name: string;
   declare description: string | null;
   declare allowedDomain: string | null;
-  declare plan: string | null;
-
   declare subscriptions: NonAttribute<Subscription[]>;
 }
 Workspace.init(
@@ -64,9 +62,6 @@ Workspace.init(
     allowedDomain: {
       type: DataTypes.STRING,
     },
-    plan: {
-      type: DataTypes.STRING,
-    },
   },
   {
     modelName: "workspace",

front/migrations/20230919_workspace_upgraded_at.ts

@@ -4,8 +4,10 @@ import { Workspace } from "@app/lib/models";
 
 async function main() {
   console.log("Fetching Upgraded Worspaces...");
+  // @ts-expect-error no plan column anymore
   const workspaces = await Workspace.findAll({
     where: {
+      // @ts-expect-error no plan column anymore
       plan: {
         [Op.not]: null,
       },

front/migrations/20231113_remove_plan_column.sql

@@ -0,0 +1 @@
+ALTER TABLE "workspaces" DROP COLUMN "plan";