add blog post title validation config

.env.example

@@ -47,6 +47,7 @@ MULTER_DIGITAL_STOCK_ATTACHMENT_ALLOWED_MIMES=application/pdf,application/zip,im
 MULTER_DIGITAL_STOCK_ATTACHMENT_MAX_FILE_BYTES=5242880 # 5MB
 
 VALIDATION_PRODUCT_TITLE_MAX_LENGTH=100
+VALIDATION_BLOG_POST_TITLE_MAX_LENGTH=200
 VALIDATION_CATEGORY_NAME_MAX_LENGTH=50
 VALIDATION_DISCOUNT_CODE_MAX_LENGTH=32
 VALIDATION_VARIANT_IMAGES_MAX=10

backend/src/config/index.ts

@@ -97,6 +97,7 @@ export const getAppConfig = (): AppConfig => {
         },
         validation: {
             productTitleMaxLength: envInt('VALIDATION_PRODUCT_TITLE_MAX_LENGTH'),
+            blogPostTitleMaxLength: envInt('VALIDATION_BLOG_POST_TITLE_MAX_LENGTH'),
             categoryNameMaxLength: envInt('VALIDATION_CATEGORY_NAME_MAX_LENGTH'),
             discountCodeMaxLength: envInt('VALIDATION_DISCOUNT_CODE_MAX_LENGTH'),
             variantImagesMax: envInt('VALIDATION_VARIANT_IMAGES_MAX'),

backend/src/config/validate.ts

@@ -101,6 +101,12 @@ class EnvironmentVariables {
     @Max(256)
     VALIDATION_PRODUCT_TITLE_MAX_LENGTH: number;
 
+    @IsNotEmpty()
+    @IsNumber()
+    @Min(1)
+    @Max(256)
+    VALIDATION_BLOG_POST_TITLE_MAX_LENGTH: number;
+
     @IsNotEmpty()
     @IsNumber()
     @Min(1)

backend/src/types/Config.ts

@@ -42,6 +42,7 @@ export interface AppConfig {
     signedCookie: SignedCookieConfig;
     validation: {
         productTitleMaxLength: number;
+        blogPostTitleMaxLength: number;
         categoryNameMaxLength: number;
         discountCodeMaxLength: number;
         variantImagesMax: number;