use .env file for configuration

What's Changed

• build(deps): bump minimatch from 3.0.4 to 3.1.2 in /functions by @dependabot[bot] in #57
• fix(deps): upgrade Node.js to v20 => use node --test instead of Mocha by @adrienjoly in #63
• build(deps): bump cookiejar from 2.1.2 to 2.1.4 in /functions by @dependabot[bot] in #59
• build(deps): bump express from 4.18.2 to 4.19.2 in /functions by @dependabot[bot] in #64
• build(deps): bump word-wrap from 1.2.3 to 1.2.5 in /functions by @dependabot[bot] in #65
• build(deps): bump jose from 2.0.6 to 2.0.7 in /functions by @dependabot[bot] in #66
• fix(deps): stick firebase-functions to v1 by @adrienjoly in #68
• fix(spotify): detects album id from URL that includes locale and query params by @adrienjoly in #72
• feat: add /openwhyd command, to post a YouTube track to openwhyd.org by @adrienjoly in #73
• docs: add link to Telegram reference API documentation by @adrienjoly in #74
• build(deps-dev): bump ws from 7.4.6 to 7.5.10 in /functions by @dependabot[bot] in #71
• build(deps-dev): bump braces from 3.0.2 to 3.0.3 in /functions by @dependabot[bot] in #70
• build(deps): bump @grpc/grpc-js and google-gax in /functions by @dependabot[bot] in #69
• build(deps): bump path-to-regexp, express and superstatic in /functions by @dependabot[bot] in #84
• fix: don't retry handling message that cannot be parsed by @adrienjoly in #87
• fix(config): Migrate from Firebase config service to .env files by @Copilot in #99

New Contributors

• @Copilot made their first contribution in #99

Full Changelog: v1.7.0...v1.8.2