feat: rename file browser tab to Files and enlarge tree view

Renames the RFID/file tab label to 'Files' (with a folder-tree icon) in
all locales and doubles the file tree height (200->400px) for easier
browsing on larger libraries.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Author: fhirschmann

README.md

@@ -73,6 +73,7 @@ neon logo that doubles as the SVG favicon ([`8d9725c`](../../commit/8d9725c)):
 | Blinking "connection lost" icon in the navbar replaces the connection-lost toast | [`c45402b`](../../commit/c45402b) |
 | WiFi signal-strength indicator in the navbar (RSSI %, color-coded), next to the battery | [`e4ac7e7`](../../commit/e4ac7e7) |
 | Play/pause button in the RFID tab plays the highlighted file/folder (and pauses running playback) | [`8d3d196`](../../commit/8d3d196) |
+| File browser tab renamed to "Files" (folder icon) and the file tree view height doubled for easier navigation | [`9d2a8ae`](../../commit/9d2a8ae) |
 | Cyberpunk footer below the interface (neon "LEO INDUSTRIES // DIVISION: AUDIO" branding) | [`c21f8bf`](../../commit/c21f8bf) |
 | SD card cleanup: removes macOS metadata (`.DS_Store`, `._*`, Spotlight/Trashes) with one click | [`5f38a51`](../../commit/5f38a51) |
 | Live log: the log dialog refreshes every 2 s and follows the end of the log | [`d326faa`](../../commit/d326faa) |

html/locales/de.json

@@ -28,7 +28,7 @@
 	},
 	"nav": {
 		"control": "Steuerung",
-		"rfid": "RFID",
+		"rfid": "Dateien",
 		"wifi": "WLAN",
 		"mqtt": "MQTT",
 		"ftp": "FTP",
@@ -609,4 +609,4 @@
 		"chargelevel": "Aktuelle Batterieladung: {{chargelevel}} %",
 		"hallsensor": "Hall-Sensor Nullfeldwert: {{hsnullfieldvalue}}, aktueller Wert: {{hsactual}}, Differenz:{{hsdiff}}, letzter WaitFor-Zustand:{{hslastwaitforstate}} (Wartezeit:{{hswaited}} ms)"
 	}
-}
+}

html/locales/en.json

@@ -28,7 +28,7 @@
 	},
 	"nav": {
 		"control": "Control",
-		"rfid": "RFID",
+		"rfid": "Files",
 		"wifi": "WiFi",
 		"mqtt": "MQTT",
 		"ftp": "FTP",

html/locales/fr.json

@@ -28,7 +28,7 @@
 	},
 	"nav": {
 		"control": "Contrôle",
-		"rfid": "RFID",
+		"rfid": "Fichiers",
 		"wifi": "WiFi",
 		"mqtt": "MQTT",
 		"ftp": "FTP",
@@ -598,4 +598,4 @@
 		"chargelevel": "Niveau de charge actuel : {{chargelevel}} %",
 		"hallsensor": "Valeur nulle du capteur d'effet Hall : {{hsnullfieldvalue}}, actuel : {{hsactual}}, diff : {{hsdiff}}, Dernier état (LastWaitFor) : {{hslastwaitforstate}} (attendu : {{hswaited}} ms)"
 	}
-}
+}

html/management.html

@@ -1215,7 +1215,7 @@
 		}
 
 		.filetree-size {
-			height: 200px;
+			height: 400px;
 		}
 
 		.filetree-container {
@@ -1611,7 +1611,7 @@ <h5 class="modal-title" data-i18n="tools.nvs.erase.title"></h5>
 					class="fas fa-gamepad"></i><span class=".d-sm-none .d-md-block" data-i18n="nav.control"></span></a>
 			<a class="nav-item nav-link main-tab-item active" id="nav-rfid-tab" data-bs-toggle="tab" href="#nav-rfid"
 				data-bs-target="#nav-rfid" role="tab" aria-controls="nav-rfid" aria-selected="true"><i
-					class="fas fa-dot-circle"></i><span data-i18n="nav.rfid"></span></a>
+					class="fas fa-folder-tree"></i><span data-i18n="nav.rfid"></span></a>
 			<a class="nav-item nav-link main-tab-item" id="nav-wifi-tab" data-bs-toggle="tab" href="#nav-wifi"
 				data-bs-target="#nav-wifi" role="tab" aria-controls="nav-wifi" aria-selected="false"><i
 					class="fas fa-wifi"></i><span class=".d-sm-none .d-md-block"><span
@@ -5117,7 +5117,7 @@ <h5 class="modal-title" data-i18n="tools.nvs.erase.title"></h5>
 				$('#expandfilelist').hide();
 				$('#shrinkfilelist').show();
 			} else {
-				el.setAttribute("style", "height: 200px");
+				el.setAttribute("style", "height: 400px");
 				$('#shrinkfilelist').hide();
 				$('#expandfilelist').show();
 			}