fix build

.dockerignore

@@ -2,8 +2,6 @@ node_modules
 dist
 .astro
 public/admin
-.env
-.env.*
 .git
 .gitignore
 *.md

Dockerfile

@@ -1,5 +1,5 @@
 # Build: generates /dist (Astro static site + Sanity Studio SPA)
-FROM node:24 AS builder
+FROM node:22-alpine AS builder
 WORKDIR /app
 COPY package*.json ./
 RUN npm ci

sanity.config.ts

@@ -6,6 +6,24 @@ import { schemaTypes } from './src/sanity/schemas'
 export default defineConfig({
   projectId: import.meta.env.PUBLIC_SANITY_PROJECT_ID,
   dataset: import.meta.env.PUBLIC_SANITY_DATASET ?? 'production',
+  document: {
+    // Filter document actions
+    actions: (prev, context) => {
+      // For singleton documents like site settings
+      if (context.schemaType === 'theaterHomepage') {
+        // Only allow publish action (equivalent to ["update", "publish"])
+        return prev.filter(({action}) => action === 'publish')
+      }
+      return prev
+    },
+
+    // Prevent creating new documents of this type
+    newDocumentOptions: (prev, context) => {
+      return prev.filter(
+        (template) => template.templateId !== 'siteSettings'
+      )
+    }
+  },
   plugins: [
     structureTool({
       structure: (S) =>

src/sanity/schemas/theaterHomepage.ts

@@ -5,7 +5,6 @@ export const theaterHomepageSchema = defineType({
   title: 'Theater Homepage',
   type: 'document',
   // Singleton: disable create/delete — only update and publish
-  __experimental_actions: ['update', 'publish'],
   fields: [
     defineField({
       name: 'title',