Add instance experimental setting for isolated workspaces

Introduce a singleton instance_settings store and experimental settings API, add the Experimental instance settings page, and gate execution workspace behavior behind the new enableIsolatedWorkspaces flag.

Co-Authored-By: Paperclip <noreply@paperclip.ing>

packages/shared/src/index.ts

@@ -120,6 +120,8 @@ export {
 
 export type {
   Company,
+  InstanceExperimentalSettings,
+  InstanceSettings,
   Agent,
   AgentPermissions,
   AgentKeyCreated,
@@ -239,6 +241,12 @@ export type {
   ProviderQuotaResult,
 } from "./types/index.js";
 
+export {
+  instanceExperimentalSettingsSchema,
+  patchInstanceExperimentalSettingsSchema,
+  type PatchInstanceExperimentalSettings,
+} from "./validators/index.js";
+
 export {
   createCompanySchema,
   updateCompanySchema,

packages/shared/src/types/index.ts

@@ -1,4 +1,5 @@
 export type { Company } from "./company.js";
+export type { InstanceExperimentalSettings, InstanceSettings } from "./instance.js";
 export type {
   Agent,
   AgentPermissions,

packages/shared/src/types/instance.ts

@@ -0,0 +1,10 @@
+export interface InstanceExperimentalSettings {
+  enableIsolatedWorkspaces: boolean;
+}
+
+export interface InstanceSettings {
+  id: string;
+  experimental: InstanceExperimentalSettings;
+  createdAt: Date;
+  updatedAt: Date;
+}

packages/shared/src/validators/index.ts

@@ -1,3 +1,10 @@
+export {
+  instanceExperimentalSettingsSchema,
+  patchInstanceExperimentalSettingsSchema,
+  type InstanceExperimentalSettings,
+  type PatchInstanceExperimentalSettings,
+} from "./instance.js";
+
 export {
   upsertBudgetPolicySchema,
   resolveBudgetIncidentSchema,

packages/shared/src/validators/instance.ts

@@ -0,0 +1,10 @@
+import { z } from "zod";
+
+export const instanceExperimentalSettingsSchema = z.object({
+  enableIsolatedWorkspaces: z.boolean().default(false),
+}).strict();
+
+export const patchInstanceExperimentalSettingsSchema = instanceExperimentalSettingsSchema.partial();
+
+export type InstanceExperimentalSettings = z.infer<typeof instanceExperimentalSettingsSchema>;
+export type PatchInstanceExperimentalSettings = z.infer<typeof patchInstanceExperimentalSettingsSchema>;