build spotify-to-navidrome migrator with recovery flow

.env.example

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+SPOTIFY_CLIENT_ID=
+SPOTIFY_REDIRECT_URI=http://127.0.0.1:8888/callback
+SPOTIFY_SCOPES=playlist-read-private,playlist-read-collaborative,user-library-read
+NAVIMIGRATE_SPOTIFY_MANUAL_CODE=true
+NAVIMIGRATE_REMEMBER_SPOTIFY=true
+NAVIMIGRATE_SESSION_FILE=~/.config/navimigrate/session.json
+NAVIMIGRATE_INCLUDE_LIKED=false
+NAVIMIGRATE_LIKED_NAME=Spotify Liked Songs
+
+NAVIDROME_URL=https://music.lofitrek.com
+NAVIDROME_USERNAME=test_user
+NAVIDROME_PASSWORD=test_user
+
+NAVIMIGRATE_DRY_RUN=false
+NAVIMIGRATE_CONCURRENCY=4
+NAVIMIGRATE_MATCH_THRESHOLD=45
+NAVIMIGRATE_REPORT=transfer-report.json
+
+NAVIMIGRATE_QOBUZ_DOWNLOAD_MISSING=false
+NAVIMIGRATE_QOBUZ_MANIFEST=missing-downloads.json
+NAVIMIGRATE_QOBUZ_DL_PATH=/home/joren/dev/qobuz-dl
+NAVIMIGRATE_QOBUZ_OUTPUT=
+NAVIMIGRATE_QOBUZ_QUALITY=6
+QOBUZ_USERNAME=
+QOBUZ_PASSWORD=
+QOBUZ_APP_ID=312369995
+QOBUZ_APP_SECRET=e79f8b9be485692b0e5f9dd895826368
+
+NAVIMIGRATE_ADD_DOWNLOADED_MANIFEST=
+NAVIMIGRATE_ADD_DOWNLOADED_FORCE=false
+
+NAVIMIGRATE_NAVIDROME_SELF_TEST=false
+NAVIMIGRATE_NAVIDROME_SELF_TEST_WRITE=false
+NAVIMIGRATE_NAVIDROME_SELF_TEST_QUERY=Daft Punk One More Time