feat: enhance asset path handling to include config directory and improve assets directory validation

.gitignore

@@ -1,4 +1,5 @@
 /assets
+/config
 /build
 /playground
 /.idea

internal/glance/config.go

@@ -430,8 +430,32 @@ func isConfigStateValid(config *config) error {
 	}
 
 	if config.Server.AssetsPath != "" {
-		if _, err := os.Stat(config.Server.AssetsPath); os.IsNotExist(err) {
-			return fmt.Errorf("assets directory does not exist: %s", config.Server.AssetsPath)
+		if _, err := os.Stat(config.Server.AssetsPath); err == nil {
+			return nil
+		}
+
+		workingDir, err := os.Getwd()
+		if err != nil {
+			return fmt.Errorf("directory does not exist: %v", err)
+		}
+
+		// Try these paths in order:
+		possiblePaths := []string{
+			config.Server.AssetsPath,                            // Original path
+			filepath.Join(workingDir, "config"),                 // Local config directory
+			filepath.Join(workingDir, config.Server.AssetsPath), // Relative to working dir
+			"/app/config", 										 // Docker path
+		}
+
+		for _, path := range possiblePaths {
+			if _, err := os.Stat(path); err == nil {
+				config.Server.AssetsPath = path
+				return nil
+			}
+		}
+
+		if !strings.HasPrefix(config.Server.AssetsPath, "/app/") {
+			return fmt.Errorf("assets directory not found in any of the expected locations. Tried: %v", possiblePaths)
 		}
 	}
 

internal/glance/glance.go

@@ -127,7 +127,7 @@ func (p *page) updateOutdatedWidgets() {
 }
 
 func (a *application) transformUserDefinedAssetPath(path string) string {
-	if strings.HasPrefix(path, "/assets/") {
+	if strings.HasPrefix(path, "/assets/") || strings.HasPrefix(path, "/config/") {
 		return a.Config.Server.BaseURL + path
 	}
 
@@ -262,6 +262,7 @@ func (a *application) server() (func() error, func() error) {
 		absAssetsPath, _ = filepath.Abs(a.Config.Server.AssetsPath)
 		assetsFS := fileServerWithCache(http.Dir(a.Config.Server.AssetsPath), 2*time.Hour)
 		mux.Handle("/assets/{path...}", http.StripPrefix("/assets/", assetsFS))
+		mux.Handle("/config/{path...}", http.StripPrefix("/config/", assetsFS))
 	}
 
 	server := http.Server{