Add support for dynamic hosts file management, browser opening, and new favicon handling in web server. Add elimination workflow UI enhancements with better state management and design.

TODO: Test elimination per finding type in web view

Figure out where RustDesk registry persistence is located. The installer is aware of it somehow

internal/web/hosts.go

@@ -0,0 +1,129 @@
+package web
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+const (
+	hostsEntry = "127.0.0.1 rmm-hunter"
+	marker     = "# RMM-Hunter entry"
+)
+
+// AddHostsEntry adds the rmm-hunter DNS entry to the Windows hosts file
+// Requires administrator privileges
+func AddHostsEntry() error {
+	hostsPath := getHostsPath()
+
+	// Check if entry already exists
+	exists, err := hostsEntryExists(hostsPath)
+	if err != nil {
+		return fmt.Errorf("failed to check hosts file: %w", err)
+	}
+
+	if exists {
+		fmt.Println("[+] rmm-hunter hosts entry already exists")
+		return nil
+	}
+
+	// Read existing hosts file
+	content, err := os.ReadFile(hostsPath)
+	if err != nil {
+		return fmt.Errorf("failed to read hosts file: %w", err)
+	}
+
+	// Append our entry
+	newContent := string(content)
+	if !strings.HasSuffix(newContent, "\n") {
+		newContent += "\n"
+	}
+	newContent += fmt.Sprintf("\n%s\n%s\n", marker, hostsEntry)
+
+	// Write back to hosts file
+	err = os.WriteFile(hostsPath, []byte(newContent), 0644)
+	if err != nil {
+		return fmt.Errorf("failed to write hosts file: %w", err)
+	}
+
+	fmt.Println("[+] Added rmm-hunter to hosts file")
+	fmt.Println("[+] You can now access the web UI at: http://rmm-hunter:8080")
+	return nil
+}
+
+// RemoveHostsEntry removes the rmm-hunter DNS entry from the Windows hosts file
+func RemoveHostsEntry() error {
+	hostsPath := getHostsPath()
+
+	// Read existing hosts file
+	file, err := os.Open(hostsPath)
+	if err != nil {
+		return fmt.Errorf("failed to open hosts file: %w", err)
+	}
+	defer file.Close()
+
+	var newLines []string
+	scanner := bufio.NewScanner(file)
+	skipNext := false
+
+	for scanner.Scan() {
+		line := scanner.Text()
+
+		// Skip the marker line and the next line (our entry)
+		if strings.Contains(line, marker) {
+			skipNext = true
+			continue
+		}
+
+		if skipNext && strings.Contains(line, "rmm-hunter") {
+			skipNext = false
+			continue
+		}
+
+		newLines = append(newLines, line)
+	}
+
+	if err := scanner.Err(); err != nil {
+		return fmt.Errorf("failed to read hosts file: %w", err)
+	}
+
+	// Write back to hosts file
+	newContent := strings.Join(newLines, "\n")
+	err = os.WriteFile(hostsPath, []byte(newContent), 0644)
+	if err != nil {
+		return fmt.Errorf("failed to write hosts file: %w", err)
+	}
+
+	fmt.Println("[+] Removed rmm-hunter from hosts file")
+	return nil
+}
+
+// hostsEntryExists checks if the rmm-hunter entry already exists in the hosts file
+func hostsEntryExists(hostsPath string) (bool, error) {
+	file, err := os.Open(hostsPath)
+	if err != nil {
+		return false, err
+	}
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+		if strings.Contains(line, "rmm-hunter") && strings.Contains(line, "127.0.0.1") {
+			return true, nil
+		}
+	}
+
+	return false, scanner.Err()
+}
+
+// getHostsPath returns the path to the Windows hosts file
+func getHostsPath() string {
+	systemRoot := os.Getenv("SystemRoot")
+	if systemRoot == "" {
+		systemRoot = "C:\\Windows"
+	}
+	return filepath.Join(systemRoot, "System32", "drivers", "etc", "hosts")
+}