feat(ui): modals close only via Esc/X/cancel; standard 3:1 form cover processing

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/src/lead-forms/lead-forms.service.ts

@@ -25,6 +25,13 @@ import {
 } from '../contacts/normalize';
 import { LeadStagesService } from '../leads/lead-stages.service';
 
+const COVER_CONTENT_TYPES: Record<string, string> = {
+  jpg: 'image/jpeg',
+  jpeg: 'image/jpeg',
+  png: 'image/png',
+  webp: 'image/webp',
+};
+
 const DEFAULT_FIELDS: LeadFormFieldInput[] = [
   {
     key: 'fullName',
@@ -222,7 +229,7 @@ export class LeadFormsService {
       submitColor: row.submitColor || '#14b8a6',
       hasCover: Boolean(row.coverStorageKey),
       coverPath: row.coverStorageKey
-        ? `/api/public/forms/${row.publicToken}/cover`
+        ? `/api/public/forms/${row.publicToken}/cover?v=${row.updatedAt.getTime()}`
         : null,
       fields: row.fields.map((f) => ({
         key: f.key,
@@ -806,7 +813,10 @@ export class LeadFormsService {
       .toLowerCase()
       .replace(/[^a-z0-9]/g, '')
       .slice(0, 6);
-    const key = `lead-forms/${id}/cover.${ext || 'jpg'}`;
+    if (!COVER_CONTENT_TYPES[ext]) {
+      throw new BadRequestException('فرمت تصویر کاور باید PNG، JPG یا WEBP باشد');
+    }
+    const key = `lead-forms/${id}/cover.${ext}`;
     await this.files.save(key, file.buffer);
     if (row.coverStorageKey && row.coverStorageKey !== key) {
       await this.files.remove(row.coverStorageKey);
@@ -832,6 +842,11 @@ export class LeadFormsService {
     return row.coverStorageKey;
   }
 
+  coverContentType(key: string) {
+    const ext = key.split('.').pop()?.toLowerCase() ?? '';
+    return COVER_CONTENT_TYPES[ext] ?? 'image/jpeg';
+  }
+
   async getByToken(token: string, onlyActive = false) {
     return this.prisma.leadForm.findFirst({
       where: { publicToken: token, ...(onlyActive ? { isActive: true } : {}) },