Add WORKERFS support (#581)

* README.md update

* Workflow update

* Action update

* Workflow update

* Workflow update

* Added workerLoadURL to FFMessageLoadConfig

* Add WORKERFS support

* Imported WORKERFS types

* Import WORKERFS types

* Action update

* Type updates

* Export update

* Updated classes

* Package together workflow  update

* Cleanup

* Restore CI.yml to upstream

* Restore README.md to upstream

* Restore classes.ts changes that are not related tp WORKERFS

* Restore types.ts changes unrelated to WORERFS

* Restore const.ts changes unrelated to WORKERFS

* Updated mount to support any enabled filesystems.

---------

Co-authored-by: Todd <todd@3dgamemarket.net>

packages/types/types/index.d.ts

@@ -39,6 +39,23 @@ export interface Stat {
   blocks: number;
 }
 
+export interface FSFilesystemWORKERFS {
+  
+}
+
+export interface FSFilesystemMEMFS {
+  
+}
+
+export interface FSFilesystems {
+  WORKERFS: FSFilesystemWORKERFS;
+  MEMFS: FSFilesystemMEMFS;
+}
+
+export type FSFilesystem =
+| FSFilesystemWORKERFS
+| FSFilesystemMEMFS;
+
 /**
  * Functions to interact with Emscripten FS library.
  *
@@ -58,6 +75,9 @@ export interface FS {
   isFile: (mode: number) => boolean;
   /** mode is a numeric notation of permission, @see [Numeric Notation](https://en.wikipedia.org/wiki/File-system_permissions#Numeric_notation) */
   isDir: (mode: number) => boolean;
+  mount: (fileSystemType: FSFilesystem, data: WorkerFSMountConfig, path: string) => void;
+  unmount: (path: string) => void;
+  filesystems: FSFilesystems;
 }
 
 /**