feat(activities): attach compressed photos to activity notes

Photos on an activity are shrunk with the form-builder compressor and stored only when they fit under 200KB.

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

apps/api/src/activities/activities.controller.ts

@@ -309,6 +309,56 @@ export class ActivitiesController {
     return this.activitiesService.get(user.organizationId, id, user);
   }
 
+  @Post(':id/images')
+  @UseInterceptors(
+    FileInterceptor('file', {
+      storage: memoryStorage(),
+      limits: { fileSize: 2 * 1024 * 1024 },
+    }),
+  )
+  addImage(
+    @CurrentUser() user: Actor,
+    @Param('id') id: string,
+    @UploadedFile() file: Express.Multer.File,
+  ) {
+    return this.activitiesService.addImage(
+      user.organizationId,
+      user.userId,
+      id,
+      file,
+      user,
+    );
+  }
+
+  @Get(':id/images/:imageId')
+  async downloadImage(
+    @CurrentUser() user: Actor,
+    @Param('id') id: string,
+    @Param('imageId') imageId: string,
+  ): Promise<StreamableFile> {
+    const { stream, fileName, mimeType } = await this.activitiesService.openImage(
+      user.organizationId,
+      id,
+      imageId,
+      user,
+    );
+    const encoded = encodeURIComponent(fileName);
+    return new StreamableFile(stream, {
+      type: mimeType,
+      disposition: `inline; filename="${fileName.replace(/"/g, '')}"; filename*=UTF-8''${encoded}`,
+    });
+  }
+
+  @Delete(':id/images/:imageId')
+  async removeImage(
+    @CurrentUser() user: Actor,
+    @Param('id') id: string,
+    @Param('imageId') imageId: string,
+  ) {
+    await this.activitiesService.removeImage(user.organizationId, id, imageId, user);
+    return { ok: true };
+  }
+
   @Post(':id/promote-from-prior')
   promoteFromPrior(@CurrentUser() user: Actor, @Param('id') id: string) {
     return this.activitiesService.promoteFromPrior(user, id);