fix(terminal): prevent duplicate consecutive commands in history

cmd/client/main.go

@@ -70,7 +70,7 @@ func printHelp() {
 	fmt.Println("\t\t--connect-timeout\tDuration to wait for initial connection seconds, default 180, set to 0 to wait indefinitely")
 
 	if runtime.GOOS == "windows" {
-		fmt.Println("\t\t--host-kerberos\tUse kerberos authentication on proxy server (if proxy server specified)")
+		fmt.Println("\t\t--use-kerberos\tUse kerberos authentication on proxy server (if proxy server specified)")
 	}
 }
 
@@ -189,8 +189,8 @@ func main() {
 
 	userSpecifiedNTLMCreds, err := line.GetArgString("ntlm-proxy-creds")
 	if err == nil {
-		if line.IsSet("host-kerberos") {
-			log.Fatal("You cannot use both the host kerberos credentials and static ntlm proxy credentials at once. --host-kerberos and --ntlm-proxy-creds")
+		if line.IsSet("use-kerberos") {
+			log.Fatal("You cannot use both the use kerberos credentials and static ntlm proxy credentials at once. --use-kerberos and --ntlm-proxy-creds")
 		}
 
 		err = settings.SetNTLMProxyCreds(userSpecifiedNTLMCreds)
@@ -199,7 +199,7 @@ func main() {
 		}
 	}
 
-	if line.IsSet("host-kerberos") {
+	if line.IsSet("use-kerberos") {
 		settings.ProxyUseHostKerberos = true
 	}
 

go.mod

@@ -17,7 +17,7 @@ require (
 	golang.org/x/net v0.47.0
 	golang.org/x/sys v0.38.0
 	gorm.io/gorm v1.31.1
-	gvisor.dev/gvisor v0.0.0-20251119165104-50811d98dcb5
+	gvisor.dev/gvisor v0.0.0-20251201192414-f717cbac4761
 )
 
 require (
@@ -34,11 +34,11 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
-	golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6 // indirect
+	golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39 // indirect
 	golang.org/x/sync v0.18.0 // indirect
 	golang.org/x/text v0.31.0 // indirect
 	golang.org/x/time v0.14.0 // indirect
-	modernc.org/libc v1.67.0 // indirect
+	modernc.org/libc v1.67.1 // indirect
 	modernc.org/mathutil v1.7.1 // indirect
 	modernc.org/memory v1.11.0 // indirect
 	modernc.org/sqlite v1.40.1 // indirect

go.sum

@@ -59,6 +59,8 @@ golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2
 golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
 golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6 h1:zfMcR1Cs4KNuomFFgGefv5N0czO2XZpUbxGUy8i8ug0=
 golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6/go.mod h1:46edojNIoXTNOhySWIWdix628clX9ODXwPsQuG6hsK0=
+golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39 h1:DHNhtq3sNNzrvduZZIiFyXWOL9IWaDPHqTnLJp+rCBY=
+golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39/go.mod h1:46edojNIoXTNOhySWIWdix628clX9ODXwPsQuG6hsK0=
 golang.org/x/mod v0.29.0 h1:HV8lRxZC4l2cr3Zq1LvtOsi/ThTgWnUk/y64QSs8GwA=
 golang.org/x/mod v0.29.0/go.mod h1:NyhrlYXJ2H4eJiRy/WDBO6HMqZQ6q9nk4JzS3NuCK+w=
 golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
@@ -102,6 +104,10 @@ gvisor.dev/gvisor v0.0.0-20251119165104-50811d98dcb5 h1:p6wLwS3GX63SNUwSZHBvFIWY
 gvisor.dev/gvisor v0.0.0-20251119165104-50811d98dcb5/go.mod h1:W1ZgZ/Dh85TgSZWH67l2jKVpDE5bjIaut7rjwwOiHzQ=
 gvisor.dev/gvisor v0.0.0-20251120022328-daef357270bd h1:5iNQcz/GeLP61deVkWotJqbZDcT60d+1LVIWGCCeSJ0=
 gvisor.dev/gvisor v0.0.0-20251120022328-daef357270bd/go.mod h1:W1ZgZ/Dh85TgSZWH67l2jKVpDE5bjIaut7rjwwOiHzQ=
+gvisor.dev/gvisor v0.0.0-20251201191621-5ebe823d4504 h1:FFf4lT/wsWCmY91Go2ywbgYZGtwdBa+lMYJyYXa7VzE=
+gvisor.dev/gvisor v0.0.0-20251201191621-5ebe823d4504/go.mod h1:W1ZgZ/Dh85TgSZWH67l2jKVpDE5bjIaut7rjwwOiHzQ=
+gvisor.dev/gvisor v0.0.0-20251201192414-f717cbac4761 h1:aAosnm8hsaF2BDgCGsXh2njrRksvlTOGSsvJAwA8BAM=
+gvisor.dev/gvisor v0.0.0-20251201192414-f717cbac4761/go.mod h1:W1ZgZ/Dh85TgSZWH67l2jKVpDE5bjIaut7rjwwOiHzQ=
 modernc.org/cc/v4 v4.26.5 h1:xM3bX7Mve6G8K8b+T11ReenJOT+BmVqQj0FY5T4+5Y4=
 modernc.org/cc/v4 v4.26.5/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
 modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
@@ -118,6 +124,8 @@ modernc.org/libc v1.66.10 h1:yZkb3YeLx4oynyR+iUsXsybsX4Ubx7MQlSYEw4yj59A=
 modernc.org/libc v1.66.10/go.mod h1:8vGSEwvoUoltr4dlywvHqjtAqHBaw0j1jI7iFBTAr2I=
 modernc.org/libc v1.67.0 h1:QzL4IrKab2OFmxA3/vRYl0tLXrIamwrhD6CKD4WBVjQ=
 modernc.org/libc v1.67.0/go.mod h1:QvvnnJ5P7aitu0ReNpVIEyesuhmDLQ8kaEoyMjIFZJA=
+modernc.org/libc v1.67.1 h1:bFaqOaa5/zbWYJo8aW0tXPX21hXsngG2M7mckCnFSVk=
+modernc.org/libc v1.67.1/go.mod h1:QvvnnJ5P7aitu0ReNpVIEyesuhmDLQ8kaEoyMjIFZJA=
 modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
 modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
 modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=

internal/terminal/terminal.go

@@ -1182,7 +1182,10 @@ func (t *Terminal) readLine() (line string, err error) {
 				t.historyIndex = -1
 				line2 := strings.TrimSpace(line)
 				if line2 != "" {
-					t.history.Add(line2)
+					previous, ok := t.history.NthPreviousEntry(0)
+					if !ok || previous != line2 {
+						t.history.Add(line2)
+					}
 				}
 			}
 			if lineIsPasted {