feat: add repeat, sleep-timer, and nightmode control buttons to web interface

Author: fhirschmann

README.md

@@ -83,6 +83,7 @@ neon logo that doubles as the SVG favicon ([`8d9725c`](../../commit/8d9725c)):
 | FTP server can be stopped from the web interface (start button turns into a stop button) | [`f0906b4`](../../commit/f0906b4) |
 | Bluetooth modes can be stopped from the web interface; commands 143/144 switch modes directly via buttons | [`0c3edd0`](../../commit/0c3edd0) |
 | Button lock (Kindersicherung) toggle directly in the control tab of the web interface with visual lock status indicator | [`ae83116`](../../commit/ae83116) |
+| Control buttons (Repeat mode, Sleep-Timer with dropdown and live remaining countdown, Night Mode/Dimming) directly in the control tab of the web interface | [`6918d36`](../../commit/6918d36) |
 
 #### Feature highlights
 

html/locales/de.json

@@ -159,7 +159,17 @@
 		"current": "Aktueller Titel",
 		"command": "Modifikation ausführen",
 		"locked": "Gesperrt",
-		"unlocked": "Entsperrt"
+		"unlocked": "Entsperrt",
+		"nightOn": "Nacht An",
+		"nightOff": "Nacht Aus",
+		"repeatOff": "Aus",
+		"repeatPlaylist": "Playlist",
+		"repeatTrack": "Titel",
+		"repeatBoth": "Alle",
+		"sleepOff": "Timer Aus",
+		"sleepEOT": "Nach Track",
+		"sleepEOP": "Nach Playlist",
+		"sleepDisable": "Timer beenden"
 	},
 	"files": {
 		"title": "Dateien",

html/locales/en.json

@@ -160,7 +160,17 @@
 		"current": "Current track",
 		"command": "Execute Modification",
 		"locked": "Locked",
-		"unlocked": "Unlocked"
+		"unlocked": "Unlocked",
+		"nightOn": "Night On",
+		"nightOff": "Night Off",
+		"repeatOff": "Off",
+		"repeatPlaylist": "Playlist",
+		"repeatTrack": "Track",
+		"repeatBoth": "Both",
+		"sleepOff": "Sleep Off",
+		"sleepEOT": "After Track",
+		"sleepEOP": "After Playlist",
+		"sleepDisable": "Disable Timer"
 	},
 	"files": {
 		"title": "Files",

html/locales/fr.json

@@ -152,7 +152,17 @@
 		"current": "Piste actuelle",
 		"command": "Exécuter la modification",
 		"locked": "Verrouillé",
-		"unlocked": "Déverrouillé"
+		"unlocked": "Déverrouillé",
+		"nightOn": "Nuit On",
+		"nightOff": "Nuit Off",
+		"repeatOff": "Off",
+		"repeatPlaylist": "Playlist",
+		"repeatTrack": "Piste",
+		"repeatBoth": "Les deux",
+		"sleepOff": "Minuterie Off",
+		"sleepEOT": "Après Piste",
+		"sleepEOP": "Après Playlist",
+		"sleepDisable": "Désactiver minuterie"
 	},
 	"files": {
 		"title": "Fichiers",