Release v1.2.0

What's Changed

• Chore/misc fixes by @AnyGogin31 in #115
• fix(details): add storage permissions and error handling for downloads by @AnyGogin31 in #116
• What rubbish did I write? by @AnyGogin31 in #117
• feat(app): integrate GitHub release update checker for app by @AnyGogin31 in #119
• build(version): update app version to 1.2.0 (code 10) by @AnyGogin31 in #120

Full Changelog: v1.1.2-cu...v1.2.0