diff --git a/bin/purge.sh b/bin/purge.sh
index 4f7b104..b169a77 100755
--- a/bin/purge.sh
+++ b/bin/purge.sh
@@ -99,11 +99,11 @@ perform_purge() {
             truncate_path() {
                 local path="$1"
                 local term_cols
-                term_cols=$(tput cols 2>/dev/null || echo 80)
+                term_cols=$(tput cols 2> /dev/null || echo 80)
                 # Reserve some space for the spinner and text (approx 20 chars)
                 local max_len=$((term_cols - 20))
                 # Ensure a reasonable minimum width
-                if (( max_len < 40 )); then
+                if ((max_len < 40)); then
                     max_len=40
                 fi
 
diff --git a/cmd/status/metrics_health_test.go b/cmd/status/metrics_health_test.go
index 8c4362f..3bd2497 100644
--- a/cmd/status/metrics_health_test.go
+++ b/cmd/status/metrics_health_test.go
@@ -62,14 +62,14 @@ func TestColorizeTempThresholds(t *testing.T) {
 		temp     float64
 		expected string
 	}{
-		{temp: 30.0, expected: "30.0"},  // Normal - should use okStyle (green)
-		{temp: 55.9, expected: "55.9"},  // Just below warning threshold
-		{temp: 56.0, expected: "56.0"},  // Warning threshold - should use warnStyle (yellow)
-		{temp: 65.0, expected: "65.0"},  // Mid warning range
-		{temp: 75.9, expected: "75.9"},  // Just below danger threshold
-		{temp: 76.0, expected: "76.0"},  // Danger threshold - should use dangerStyle (red)
-		{temp: 90.0, expected: "90.0"},  // High temperature
-		{temp: 0.0, expected: "0.0"},    // Edge case: zero
+		{temp: 30.0, expected: "30.0"}, // Normal - should use okStyle (green)
+		{temp: 55.9, expected: "55.9"}, // Just below warning threshold
+		{temp: 56.0, expected: "56.0"}, // Warning threshold - should use warnStyle (yellow)
+		{temp: 65.0, expected: "65.0"}, // Mid warning range
+		{temp: 75.9, expected: "75.9"}, // Just below danger threshold
+		{temp: 76.0, expected: "76.0"}, // Danger threshold - should use dangerStyle (red)
+		{temp: 90.0, expected: "90.0"}, // High temperature
+		{temp: 0.0, expected: "0.0"},   // Edge case: zero
 	}
 
 	for _, tt := range tests {
diff --git a/lib/core/app_protection.sh b/lib/core/app_protection.sh
index 12d2ae8..70e0cb6 100755
--- a/lib/core/app_protection.sh
+++ b/lib/core/app_protection.sh
@@ -415,8 +415,8 @@ readonly DATA_PROTECTED_BUNDLES=(
     "com.netease.163music"     # NetEase Music
 
     # Web Browsers (protect complex storage like IndexedDB, localStorage)
-    "Firefox"               # Firefox Application Support
-    "org.mozilla.*"         # Firefox bundle IDs
+    "Firefox"       # Firefox Application Support
+    "org.mozilla.*" # Firefox bundle IDs
 
     # License Management & App Stores
     "com.paddle.Paddle*"          # Paddle (license management)