added privacy policy page and about section, improved dir check, fixed crash when idexer is disabled

init.go

@@ -3,6 +3,7 @@ package main
 import (
 	"flag"
 	"os"
+	"path/filepath"
 )
 
 var config Config
@@ -77,9 +78,18 @@ func main() {
 
 	// Check if the cache directory exists when caching is enabled
 	if config.DriveCacheEnabled {
-		if _, err := os.Stat(config.DriveCache.Path); os.IsNotExist(err) {
-			printErr("Error: Drive cache is enabled, but cache directory '%s' does not exist.\n", config.DriveCache.Path)
-			os.Exit(1) // Exit with a non-zero status to indicate an error
+		cacheDir := config.DriveCache.Path
+		imagesDir := filepath.Join(cacheDir, "images")
+
+		// Check if the directory already exists
+		if _, err := os.Stat(imagesDir); os.IsNotExist(err) {
+			// Try to create the directory since it doesn't exist
+			if err := os.MkdirAll(imagesDir, os.ModePerm); err != nil {
+				printErr("Error: Failed to create cache or images directory '%s': %v", imagesDir, err)
+				os.Exit(1) // Exit with a non-zero status to indicate an error
+			}
+			// Print a warning if the directory had to be created
+			printWarn("Warning: Created missing directory '%s'.", imagesDir)
 		}
 	}
 
@@ -109,7 +119,7 @@ func main() {
 
 		err := InitIndex()
 		if err != nil {
-			printErr("Failed to initialize index:", err)
+			printErr("Failed to initialize index: %v", err)
 		}
 
 		webCrawlerInit()