perf(canvas): 画布媒体 - 优化媒体加载、播放器与节点交互 (#357)

Merge origin/main at fb089b2 and retain canvas media performance, player layout, and interaction updates.

Co-authored-by: ddCat <2695092045@qq.com>

web/test/canvas-node-title-interaction.test.ts

@@ -0,0 +1,14 @@
+import { readFileSync } from "node:fs";
+import { resolve } from "node:path";
+
+import { describe, expect, test } from "bun:test";
+
+const canvasStylesSource = readFileSync(resolve(import.meta.dir, "../src/styles/globals.css"), "utf8");
+
+describe("canvas node title interaction", () => {
+    test("keeps the toolbar hover bridge from intercepting the external title", () => {
+        const hoverBridge = canvasStylesSource.match(/\.canvas-node-toolbar::after\s*\{([\s\S]*?)\}/)?.[1] || "";
+
+        expect(hoverBridge).toContain("pointer-events: none;");
+    });
+});