add fish config

fish/add-on.fish

@@ -7,10 +7,10 @@ function fish_greeting
     echo ""
     # 1. 顶部欢迎与 UTC-8 时间
     set_color -o cyan
-    echo "   Welcome back, $USER"
+    echo "Welcome back, $USER"
     # 在 TZ 环境变量中，GMT+8 指向西八区 (UTC-8)
-    set -l current_time (env TZ="GMT+8" date "+%Y-%m-%d %H:%M:%S")
-    echo "    Time (UTC-8): $current_time"
+    set -l current_time (env TZ="GMT-8" date "+%Y-%m-%d %H:%M:%S")
+    echo "Time (UTC-8): $current_time"
     set_color normal
     echo ""
 
@@ -32,12 +32,10 @@ function fish_greeting
                  --os --cpu --memory --disk --gpu
     else
         set_color yellow
-        echo " ⚠️  fastfetch/neofetch not found. Please install one for system info."
+        echo "⚠️ fastfetch/neofetch not found. Please install one for system info."
         set_color normal
     end
 
-    echo " ----------------------------------------"
-
     # 3. 包管理器逻辑 (优先检查 oma)
     set -l pm_name ""
     if type -q oma
@@ -57,7 +55,7 @@ function fish_greeting
         end
     end
 
-    echo " 󰏗  Package Manager: $pm_name"
+    echo "Package Manager: $pm_name"
     echo ""
 end