PlugOS refactor and other tweaks (#631)

* Prep for in-process plug loading (e.g. for CF workers, Deno Deploy)
* Prototype of fixed in-process loading plugs
* Fix: buttons not to scroll with content
* Better positioning of modal especially on mobile
* Move query caching outside query
* Fix annoying mouse behavior when filter box appears
* Page navigator search tweaks

plugs/markdown/markdown_render.test.ts

@@ -9,16 +9,16 @@ import { renderMarkdownToHtml } from "./markdown_render.ts";
 Deno.test("Markdown render", async () => {
   const system = new System<any>("server");
   await system.load(
-    new URL("../../dist_plug_bundle/_plug/editor.plug.js", import.meta.url),
     "editor",
-    0,
-    createSandbox,
+    createSandbox(
+      new URL("../../dist_plug_bundle/_plug/editor.plug.js", import.meta.url),
+    ),
   );
   await system.load(
-    new URL("../../dist_plug_bundle/_plug/tasks.plug.js", import.meta.url),
     "tasks",
-    0,
-    createSandbox,
+    createSandbox(
+      new URL("../../dist_plug_bundle/_plug/tasks.plug.js", import.meta.url),
+    ),
   );
   const lang = buildMarkdown(loadMarkdownExtensions(system));
   const testFile = Deno.readTextFileSync(

plugs/markdown/preview.ts

@@ -11,8 +11,8 @@ export async function updateMarkdownPreview() {
   const text = await editor.getText();
   const mdTree = await markdown.parseMarkdown(text);
   // const cleanMd = await cleanMarkdown(text);
-  const css = await asset.readAsset("assets/preview.css");
-  const js = await asset.readAsset("assets/preview.js");
+  const css = await asset.readAsset("markdown", "assets/preview.css");
+  const js = await asset.readAsset("markdown", "assets/preview.js");
 
   await expandCodeWidgets(mdTree, currentPage);
   const html = renderMarkdownToHtml(mdTree, {