chore: drop assistants endpoint (#5926)

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>

pkg/utils/config.go

@@ -1,42 +0,0 @@
-package utils
-
-import (
-	"encoding/json"
-	"os"
-	"path/filepath"
-
-	"github.com/rs/zerolog/log"
-)
-
-func SaveConfig(filePath, fileName string, obj any) {
-	file, err := json.MarshalIndent(obj, "", " ")
-	if err != nil {
-		log.Error().Err(err).Msg("failed to JSON marshal the uploadedFiles")
-	}
-
-	absolutePath := filepath.Join(filePath, fileName)
-	err = os.WriteFile(absolutePath, file, 0600)
-	if err != nil {
-		log.Error().Err(err).Str("filepath", absolutePath).Msg("failed to save configuration file")
-	}
-}
-
-func LoadConfig(filePath, fileName string, obj interface{}) {
-	uploadFilePath := filepath.Join(filePath, fileName)
-
-	_, err := os.Stat(uploadFilePath)
-	if os.IsNotExist(err) {
-		log.Debug().Msgf("No configuration file found at %s", uploadFilePath)
-		return
-	}
-
-	file, err := os.ReadFile(uploadFilePath)
-	if err != nil {
-		log.Error().Err(err).Str("filepath", uploadFilePath).Msg("failed to read file")
-	} else {
-		err = json.Unmarshal(file, &obj)
-		if err != nil {
-			log.Error().Err(err).Str("filepath", uploadFilePath).Msg("failed to parse file as JSON")
-		}
-	}
-}