fixes; lint & test (github actions)

🎉 Greetings to @raszpl @dodieboy @PTheocharis @SabalM @4yman-0

---

release notes

---

functions.js channel not initialized on international YT by @raszpl in #2444
Eslint by @dodieboy in #2446
Update blocklist.js linter by @raszpl in #2453
background.js ContextMenu links in German when language =='default' by @raszpl in #2451
eslint.config.mjs brace-style allowSingleLine by @raszpl in #2450
Update core.js linter errors by @raszpl in #2452
fixing PiP / Auto PiP by @raszpl in #2457
Recreated pr branch #2429 by @ImprovedTube in #2461
Fixed fit to window #2518 by @SabalM
v4.1070...v4.1096