v1.1.0

Changelog

• 3f88bf3 build: rewrite hardcoded CSS version in crash.html on copy
• e3f025a ci: GitHub Actions for tests + multi-arch Docker publish, contribution docs
• 8053c50 ci: don't override PATH in test step — broke 'make' lookup
• 34ed7fc ci: fetch full history + tags so 'git describe' returns a real CSSVERSION
• 6d2a617 ci: fix workflows — install node+swag+make for test, env-scope secrets for publish
• 728681d ci: make go vet advisory — pre-existing upstream issues block legit failures
• d074341 ci: release workflow for desktop binaries on v* tags (#1)
• 0be5e55 feat: Jellystat-backed announcement vars
• ad83403 feat: scheduled announcements, activity-based expiry auto-extend, expanded webhook system
• 872b649 feat: send test announcement, smart user filtering, Jellystat dashboard widget
• 8ce0eb3 fix: escape ~ in omnifin.css class selector, fix v1.0.0 CSS versioning