Upload feature (c): atomic UI components (atoms/molecules/organisms) + stories

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/app/shared/ui/upload/file-input/file-input.stories.ts

@@ -0,0 +1,21 @@
+import type { Meta, StoryObj } from '@storybook/angular';
+import { FileInputComponent } from './file-input.component';
+
+const meta: Meta<FileInputComponent> = {
+  title: 'Atoms/FileInput',
+  component: FileInputComponent,
+  render: (args) => ({
+    props: args,
+    template: `<app-file-input [inputId]="inputId" [accept]="accept" [multiple]="multiple" [disabled]="disabled" />`,
+  }),
+};
+export default meta;
+type Story = StoryObj<FileInputComponent>;
+
+export const Default: Story = {
+  args: { inputId: 'diploma', accept: ['application/pdf'], multiple: false, disabled: false },
+};
+
+export const Disabled: Story = {
+  args: { inputId: 'diploma-disabled', accept: ['application/pdf'], multiple: false, disabled: true },
+};