fix: resolve admin white screen via static ChatWindowProvider import

- Statically declare ChatWindowProvider in payload.config.ts admin.components.providers
- Regenerate importMap.js with correct component mappings
- Update Dockerfile to support _at-mintel monorepo sync for local builds
- Add .gitignore entries for manual build artifacts
- Update blocks and collections (payload-ai integration updates)
- Sync pnpm-lock.yaml

apps/web/src/payload/blocks/MemeCardBlock.ts

@@ -28,7 +28,7 @@ export const MemeCardBlock: MintelBlock = {
           "The template ID from memegen.link (e.g. 'drake', 'disastergirl')",
         components: {
           afterInput: [
-            "@mintel/payload-ai/components/AiFieldButton#AiFieldButton",
+            "@mintel/payload-ai/components/FieldGenerators/AiFieldButton#AiFieldButton",
           ],
         },
       },
@@ -42,7 +42,7 @@ export const MemeCardBlock: MintelBlock = {
           "Pipe-separated captions for the meme (e.g. 'Legacy Code|Mintel Stack'). Maximum 6 words per line.",
         components: {
           afterInput: [
-            "@mintel/payload-ai/components/AiFieldButton#AiFieldButton",
+            "@mintel/payload-ai/components/FieldGenerators/AiFieldButton#AiFieldButton",
           ],
         },
       },