Refactoring work to support multi-tenancy and multiple storage, database backends (#598)

* Backend infrastructure
* New backend configuration work
* Factor out KV prefixing
* Don't put assets in the manifest cache
* Removed fancy authentication stuff
* Documentation updates

server/spaces/s3_space_primitives.test.ts

@@ -9,6 +9,7 @@ Deno.test("s3_space_primitives", async () => {
     endPoint: "s3.eu-central-1.amazonaws.com",
     region: "eu-central-1",
     bucket: "zef-sb-space",
+    prefix: "test",
   };
 
   const primitives = new S3SpacePrimitives(options);

server/spaces/s3_space_primitives.ts

@@ -7,10 +7,15 @@ import { FileMeta } from "$sb/types.ts";
 
 // TODO: IMPORTANT: This needs a different way to keep meta data (last modified and created dates)
 
+export type S3SpacePrimitivesOptions = ClientOptions & { prefix: string };
+
 export class S3SpacePrimitives implements SpacePrimitives {
   client: S3Client;
-  constructor(options: ClientOptions) {
+  prefix: string;
+  constructor(options: S3SpacePrimitivesOptions) {
     this.client = new S3Client(options);
+    // TODO: Use this
+    this.prefix = options.prefix;
   }
 
   private encodePath(name: string): string {
@@ -18,7 +23,7 @@ export class S3SpacePrimitives implements SpacePrimitives {
   }
 
   private decodePath(encoded: string): string {
-    // AWS only returns ' replace dwith '
+    // AWS only returns ' replace with '
     return encoded.replaceAll("'", "'");
   }