refactor: architecture base

- Moved NodeCG context management to a dedicated context module.
- Introduced message handling utilities for better message listening and sending.
- Updated startgg integration to use new message handling methods.
- Removed deprecated replicant utilities and replaced them with a new structure.
- Refactored replicant imports in graphics components to align with new structure.
- Added new pack-related types and schemas for better type safety.
- Cleaned up unused files and consolidated pack configuration into a single module.
- Updated TypeScript configurations to reflect new directory structure.

schemas/installedPacks.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "type": "array",
+  "items": {
+    "type": "string"
+  },
+  "default": []
+}