style(ui): redesign new menu (#18)

- 2 mode classic (the old one) and modern
a2a17cab3a4bdf27abd2a956f9d53a0c4a685909
- add icon 3a11c7a6beb1dcf11e89977f380376fdea9fba89
- fix some bugs

integration/icons.go

@@ -0,0 +1,54 @@
+package integration
+
+import "strings"
+
+var iconMap = map[string]string{
+	"git":            "󰊢",
+	"docker":         "",
+	"docker-compose": "",
+	"go":             "",
+	"golang":         "",
+	"python":         "",
+	"python3":        "",
+	"pip":            "",
+	"node":           "",
+	"npm":            "",
+	"npx":            "",
+	"bun":            "",
+	"yarn":           "",
+	"rust":           "",
+	"cargo":          "",
+	"java":           "",
+	"mvn":            "",
+	"gradle":         "",
+	"nvim":           "",
+	"vim":            "",
+	"vi":             "",
+	"cd":             "",
+	"ls":             "",
+	"eza":            "",
+	"tree":           "",
+	"pwd":            "",
+	"cat":            "",
+	"less":           "",
+	"more":           "",
+	"bat":            "",
+	"grep":           "",
+	"ripgrep":        "",
+	"find":           "",
+	"alias":          "",
+	"history":        "",
+	"system":         "",
+	"root":           "",
+}
+
+func lookupIcon(key string) string {
+	key = strings.ToLower(strings.TrimSpace(key))
+	if icon, ok := iconMap[key]; ok {
+		return icon
+	}
+	if len(key) > 0 && key[0] >= '0' && key[0] <= '9' {
+		return ""
+	}
+	return "❯"
+}