refactor: Overhaul Plugin Architecture & Playground UI (#1846)

* refactor: Move Plugins Out and Consolidate with Multisrc

* feat: Overhaul Playground UI

* feat: Add Filters to New UI

* feat: Persist Selected Plugin

* feat: Add Direct Parse Novel/Chapter Options and Feedback Toasts

[skip ci]

* feat: UX Improvements

* chore: Update Plugin Path in Publish Workflow

* fix: Add Backward Compatibility

* chore: Update Plugin Publishing Script

index.html

@@ -2,9 +2,10 @@
 <html lang="en">
   <head>
     <meta charset="UTF-8" />
-    <link rel="icon" type="image/svg+xml" href="/ico.png" />
+    <link rel="icon" type="image/svg+xml" href="/icon.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Plugin testing</title>
+    <link href="/src/index.css" rel="stylesheet" />
   </head>
   <body>
     <div id="root"></div>