feat(a11y): add i18n keys for ARIA labels and screen reader text

packages/shared/src/i18n/fr.ts

@@ -2082,4 +2082,65 @@ export const fr: TranslationKeys = {
     mobileNavFiles: "Fichiers",
     mobileNavSettings: "Parametres",
   },
+  a11y: {
+    skipToContent: "Skip to main content",
+    openSidebar: "Open sidebar",
+    closeSidebar: "Close sidebar",
+    closeSettings: "Close settings",
+    closeHelp: "Close help",
+    closeDialog: "Close dialog",
+    zoomIn: "Zoom in",
+    zoomOut: "Zoom out",
+    fitToView: "Fit to view",
+    actualSize: "Actual size",
+    previousImage: "Previous image",
+    nextImage: "Next image",
+    imageArea: "Image area",
+    imageViewer: "Image viewer",
+    fileDropZone: "File drop zone",
+    imageDropZone: "Image drop zone",
+    beforeAfterSlider: "Before/after comparison slider",
+    imageControls: "Image controls",
+    zoomControls: "Zoom controls",
+    dragToReorder: "Drag to reorder",
+    whiteBackground: "White background",
+    blackBackground: "Black background",
+    expandPanel: "Expand panel",
+    collapsePanel: "Collapse panel",
+    swapDimensions: "Swap dimensions",
+    applyCrop: "Apply crop",
+    cancelCrop: "Cancel crop",
+    fontFamily: "Font family",
+    textColor: "Text color",
+    flipHorizontal: "Flip horizontal",
+    flipVertical: "Flip vertical",
+    hexColorValue: "Hex color value",
+    backgroundColor: "Background color",
+    foregroundColor: "Foreground color",
+    swapColors: "Swap foreground and background colors",
+    resetColors: "Reset to default black and white",
+    foregroundHex: "Foreground color hex value",
+    undo: "Undo",
+    redo: "Redo",
+    layers: "Layers",
+    addLayer: "Add layer",
+    deleteLayer: "Delete layer",
+    cancelOperation: "Cancel operation",
+    fill: "Fill",
+    fileDetails: "File details",
+    language: "Language",
+    selected: "Selected",
+    deleteKey: "Delete key",
+    editRole: "Edit role",
+    deleteRole: "Delete role",
+    notInstalled: "Not installed",
+    queued: "Queued for install",
+    installing: "Installing",
+    imageNOfTotal: "Image {n} of {total}",
+    processingComplete: "Image processed successfully",
+    processingFailed: "Processing failed",
+    settingsDialog: "Settings",
+    helpDialog: "Help",
+    navigationMenu: "Navigation",
+  },
 } as const;