✨ feat(photos): add Photos app with mana-media EXIF integration

- Add Photos NestJS backend (port 3019) with albums, favorites, tags
- Add Photos SvelteKit web app (port 5189) with gallery, upload, filters
- Extend mana-media with EXIF extraction service using exifr
- Add cross-app photo listing endpoint to mana-media
- Add photo stats endpoint to mana-media
- Add photos to setup-databases.sh

Backend features:
- Albums CRUD with cover image and items management
- Favorites toggle with status check
- Tags CRUD with photo-tag associations
- Photo proxy to mana-media with local data enrichment

Web features:
- Photo grid with infinite scroll
- Photo detail modal with EXIF display
- Album grid and detail views
- Upload dropzone with progress tracking
- Filter bar (app, date range, location, sort)
- i18n support (de/en)
- Svelte 5 runes mode

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

services/mana-media/apps/api/src/modules/process/process.module.ts

@@ -4,6 +4,8 @@ import { ProcessService } from './process.service';
 import { ProcessWorker } from './process.worker';
 import { PROCESS_QUEUE } from './process.constants';
 import { UploadModule } from '../upload/upload.module';
+import { ExifModule } from '../exif/exif.module';
+import { StorageModule } from '../storage/storage.module';
 
 @Module({
 	imports: [
@@ -11,6 +13,8 @@ import { UploadModule } from '../upload/upload.module';
 			name: PROCESS_QUEUE,
 		}),
 		forwardRef(() => UploadModule),
+		ExifModule,
+		StorageModule,
 	],
 	providers: [ProcessService, ProcessWorker],
 	exports: [ProcessService],

services/mana-media/apps/api/src/modules/process/process.service.ts

@@ -1,6 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import sharp from 'sharp';
 import { StorageService } from '../storage/storage.service';
+import { ExifService, type ExifData } from '../exif/exif.service';
 import { IMAGE_VARIANTS, SUPPORTED_IMAGE_TYPES } from './process.constants';
 
 export interface ProcessResult {
@@ -13,11 +14,15 @@ export interface ProcessResult {
 		format?: string;
 		hasAlpha?: boolean;
 	};
+	exif?: ExifData;
 }
 
 @Injectable()
 export class ProcessService {
-	constructor(private storage: StorageService) {}
+	constructor(
+		private storage: StorageService,
+		private exifService: ExifService
+	) {}
 
 	async processImage(
 		mediaId: string,
@@ -35,6 +40,9 @@ export class ProcessService {
 		const image = sharp(originalBuffer);
 		const metadata = await image.metadata();
 
+		// Extract EXIF data
+		const exifData = await this.exifService.extract(originalBuffer);
+
 		const result: ProcessResult = {
 			metadata: {
 				width: metadata.width,
@@ -42,6 +50,7 @@ export class ProcessService {
 				format: metadata.format,
 				hasAlpha: metadata.hasAlpha,
 			},
+			exif: exifData || undefined,
 		};
 
 		// Generate variants

services/mana-media/apps/api/src/modules/process/process.worker.ts

@@ -57,10 +57,21 @@ export class ProcessWorker extends WorkerHost {
 			height: result.metadata?.height,
 			format: result.metadata?.format,
 			hasAlpha: result.metadata?.hasAlpha,
+			// EXIF data
+			exifData: result.exif?.raw,
+			dateTaken: result.exif?.dateTaken,
+			cameraMake: result.exif?.cameraMake,
+			cameraModel: result.exif?.cameraModel,
+			focalLength: result.exif?.focalLength,
+			aperture: result.exif?.aperture,
+			iso: result.exif?.iso,
+			exposureTime: result.exif?.exposureTime,
+			gpsLatitude: result.exif?.gpsLatitude,
+			gpsLongitude: result.exif?.gpsLongitude,
 		});
 
 		this.logger.log(
-			`Processed image ${mediaId}: thumbnail=${!!result.thumbnail}, medium=${!!result.medium}, large=${!!result.large}`
+			`Processed image ${mediaId}: thumbnail=${!!result.thumbnail}, medium=${!!result.medium}, large=${!!result.large}, exif=${!!result.exif}`
 		);
 	}
 }