feat(backend): Verwerking van leerobjecten in ZIP-formaat.

backend/package.json

@@ -23,6 +23,8 @@
         "@mikro-orm/postgresql": "6.4.12",
         "@mikro-orm/reflection": "6.4.12",
         "@mikro-orm/sqlite": "6.4.12",
+        "@types/mime-types": "^2.1.4",
+        "@types/unzipper": "^0.10.11",
         "axios": "^1.8.2",
         "cors": "^2.8.5",
         "cross": "^1.0.0",
@@ -37,8 +39,10 @@
         "jwks-rsa": "^3.1.0",
         "loki-logger-ts": "^1.0.2",
         "marked": "^15.0.7",
+        "mime-types": "^3.0.1",
         "response-time": "^2.3.3",
         "swagger-ui-express": "^5.0.1",
+        "unzipper": "^0.12.3",
         "uuid": "^11.1.0",
         "winston": "^3.17.0",
         "winston-loki": "^6.1.3"