Initial commit: Media Server Dashboard

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

scripts/update-disk.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+MOUNT="/downloads"
+OUTPUT="/html/disk.json"
+
+update_disk() {
+    LINE=$(df -h "$MOUNT" 2>/dev/null | awk 'NR==2')
+    if [ -z "$LINE" ]; then
+        echo "ERROR: df failed for $MOUNT" >&2
+        return 1
+    fi
+
+    TOTAL=$(echo "$LINE" | awk '{print $2}')
+    USED=$(echo "$LINE" | awk '{print $3}')
+    AVAILABLE=$(echo "$LINE" | awk '{print $4}')
+    USE_PERCENT=$(echo "$LINE" | awk '{print $5}')
+
+    cat > "$OUTPUT" <<JSON
+{
+  "total": "$TOTAL",
+  "used": "$USED",
+  "available": "$AVAILABLE",
+  "use_percent": "$USE_PERCENT",
+  "updated_at": "$(date -u +%Y-%m-%dT%H:%M:%SZ)"
+}
+JSON
+
+    echo "disk.json updated: $USE_PERCENT used ($USED / $TOTAL)"
+}
+
+while true; do
+    update_disk || true
+    sleep 30
+done