update to support postgresql and add godocs

server/handler/encryptData.go

@@ -7,6 +7,16 @@ import (
 	"net/http"
 )
 
+// EncryptData encrypts a plaintext value and returns the ciphertext.
+// @Summary Encrypt data
+// @Description Encrypts a plaintext value and returns the ciphertext.
+// @Tags crypto
+// @Accept json
+// @Produce json
+// @Param payload body map[string]string true "Plaintext payload"
+// @Success 200 {object} map[string]string "Ciphertext response"
+// @Failure 500 {object} map[string]string "Server error"
+// @Router /api/encrypt [post]
 func (h *Handler) EncryptData(w http.ResponseWriter, r *http.Request) {
 	//ctx := context.Background()
 	var cipherText string