feat(sketchybar): rebuild sketchybar config

platforms/mac/sketchybar/plugins/memory.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+TOTAL_MEM=$(sysctl -n hw.memsize)
+TOTAL_MEM=$((TOTAL_MEM / 1024 / 1024)) # 转换为 MB
+
+USED_MEM_RAW=$(top -l 1 | awk '/PhysMem/ {print $2}')
+
+if [[ $USED_MEM_RAW == *G ]]; then
+    USED_MEM=$(echo "$USED_MEM_RAW" | sed 's/G//' | awk '{print $1 * 1024}') # 转 MB
+else
+    USED_MEM=$(echo "$USED_MEM_RAW" | sed 's/M//') # 直接取 MB
+fi
+
+MEM_PERCENT=$(echo "scale=1; $USED_MEM / $TOTAL_MEM * 100" | bc)
+
+sketchybar --set $NAME label=" $MEM_PERCENT%"