fix(app): paste clipboard images on mobile (#2793)

Native composers had no path from the device clipboard into image attachments. Route clipboard data URLs through the existing attachment persistence flow and expose the action only in the native attachment sheet.

packages/app/src/i18n/resources/ar.ts

@@ -112,6 +112,7 @@ export const ar: TranslationResources = {
     },
     attachments: {
       addImage: "أضف صورة",
+      pasteImage: "لصق صورة",
       addFile: "Upload file",
       addIssueOrPr: "أضف مشكلة أو PR",
       addIssueOrPr_mr: "أضف مشكلة أو MR",
@@ -137,6 +138,8 @@ export const ar: TranslationResources = {
       initialPromptRequired: "مطلوب موجه الأولي",
       alreadyLoading: "جارٍ التحميل بالفعل",
       uploadFailed: "Failed to upload file",
+      noClipboardImage: "لا توجد صورة في الحافظة",
+      pasteImageFailed: "تعذر لصق الصورة",
       fileTooLarge: "{{fileName}} is too large (max {{size}})",
     },
     clientCommands: {