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

src/hooks/useQueryParams.ts

@@ -0,0 +1,36 @@
+import { useCallback } from 'react';
+
+export const useQueryParams = () => {
+  const getParam = useCallback((key: string): string | null => {
+    const urlParams = new URLSearchParams(window.location.search);
+    return urlParams.get(key);
+  }, []);
+
+  const setParam = useCallback((key: string, value: string) => {
+    const url = new URL(window.location.href);
+    url.searchParams.set(key, value);
+    window.history.pushState({}, '', url);
+  }, []);
+
+  const removeParam = useCallback((key: string) => {
+    const url = new URL(window.location.href);
+    url.searchParams.delete(key);
+    window.history.pushState({}, '', url);
+  }, []);
+
+  const getAllParams = useCallback((): Record<string, string> => {
+    const urlParams = new URLSearchParams(window.location.search);
+    const result: Record<string, string> = {};
+    urlParams.forEach((value, key) => {
+      result[key] = value;
+    });
+    return result;
+  }, []);
+
+  return {
+    getParam,
+    setParam,
+    removeParam,
+    getAllParams,
+  };
+};