Add MPEG-TS support and related utilities

Introduces MPEG-TS streaming support by adding mpegts.js as an optional dependency, updating keywords, and implementing new utility modules for MPEG-TS loading and setup. Updates VideoElement and videoProtocol logic to handle MPEG-TS streams, adds corresponding tests and mocks, and improves local settings for npm install.

vitest.config.ts

@@ -24,6 +24,7 @@ export default defineConfig({
     alias: {
       'flv.js': new URL('./src/test/mocks/flv.mock.ts', import.meta.url).pathname,
       'hls.js': new URL('./src/test/mocks/hls.mock.ts', import.meta.url).pathname,
+      'mpegts.js': new URL('./src/test/mocks/mpegts.mock.ts', import.meta.url).pathname,
     },
   },
 });