fix(wiki): Catch invalid selections and discard them in Slate

projects/wiki/components/content/Slate.tsx

···
 	ToggleButtonGroup,
 } from "@mui/material";
 import { Box } from "@mui/system";
-import { Link as NextLink } from "comps";
+import { Link as NextLink, SlateErrorBoundary } from "comps";
 import {
 	type CustomEditor,
 	type CustomElement,
···
 				(validated.length !== 0 &&
 					(validated as CustomElement[])[0].children?.[0].text !== "")) && (
 				<Box sx={{ m: 2 }}>
-					<Editable
-						renderElement={renderElement}
-						renderLeaf={renderLeaf}
-						spellCheck
-						readOnly={readOnly}
-						onKeyDown={(event) => {
-							Object.entries(HOTKEYS).map(([hotkey, mark]) => {
-								if (isHotkey(hotkey, event)) {
-									event.preventDefault();
-									toggleMark(editor, mark);
-								}
-							});
-						}}
-					/>
+					<SlateErrorBoundary editor={editor}>
+						<Editable
+							renderElement={renderElement}
+							renderLeaf={renderLeaf}
+							spellCheck
+							readOnly={readOnly}
+							onKeyDown={(event) => {
+								Object.entries(HOTKEYS).forEach(([hotkey, mark]) => {
+									if (isHotkey(hotkey, event)) {
+										event.preventDefault();
+										toggleMark(editor, mark);
+									}
+								});
+							}}
+						/>
+					</SlateErrorBoundary>
 				</Box>
 			)}
 		</SlateEditor>

projects/wiki/components/content/SlateErrorBoundary.tsx

···
+import React, { type ReactNode } from "react";
+import { type Editor, Transforms } from "slate";
+
+export default class SlateErrorBoundary extends React.Component<{
+	children: ReactNode;
+	editor: Editor;
+}> {
+	static getDerivedStateFromError() {
+		return {};
+	}
+
+	componentDidCatch() {
+		Transforms.deselect(this.props.editor);
+	}
+
+	render() {
+		return this.props.children;
+	}
+}

projects/wiki/components/content/index.ts

···
 export { default as MemberChips } from "./MemberChips";
 export { default as PublishButton } from "./PublishButton";
 export { default as Slate } from "./Slate";
+export { default as SlateErrorBoundary } from "./SlateErrorBoundary";