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

cmd/plug_run.ts

@@ -4,15 +4,12 @@ import assets from "../dist/plug_asset_bundle.json" assert {
   type: "json",
 };
 import { AssetBundle } from "../plugos/asset_bundle/bundle.ts";
-import { silverBulletDbFile } from "./constants.ts";
 
 export async function plugRunCommand(
   {
-    db,
     hostname,
     port,
   }: {
-    db?: string;
     hostname?: string;
     port?: number;
   },
@@ -22,15 +19,10 @@ export async function plugRunCommand(
 ) {
   spacePath = path.resolve(spacePath);
   console.log("Space path", spacePath);
-  let dbPath = path.resolve(spacePath, silverBulletDbFile);
-  if (db) {
-    dbPath = path.resolve(db);
-  }
   console.log("Function to run:", functionName, "with arguments", args);
   try {
     const result = await runPlug(
       spacePath,
-      dbPath,
       functionName,
       args,
       new AssetBundle(assets),