Finished implementing FileUploadService + added test workflow

package-lock.json

@@ -10,7 +10,8 @@
       "dependencies": {
         "@faker-js/faker": "^10.4.0",
         "axios": "^1.14.0",
-        "msw": "^2.12.14"
+        "msw": "^2.12.14",
+        "uuid": "^13.0.0"
       },
       "devDependencies": {
         "typescript": "^5.5.3",
@@ -1866,6 +1867,19 @@
         "url": "https://github.com/sponsors/kettanaito"
       }
     },
+    "node_modules/uuid": {
+      "version": "13.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-13.0.0.tgz",
+      "integrity": "sha512-XQegIaBTVUjSHliKqcnFqYypAd4S+WCYt5NIeRs6w/UAry7z8Y9j5ZwRRL4kzq9U3sD6v+85er9FvkEaBpji2w==",
+      "funding": [
+        "https://github.com/sponsors/broofa",
+        "https://github.com/sponsors/ctavan"
+      ],
+      "license": "MIT",
+      "bin": {
+        "uuid": "dist-node/bin/uuid"
+      }
+    },
     "node_modules/vite": {
       "version": "8.0.3",
       "resolved": "https://registry.npmjs.org/vite/-/vite-8.0.3.tgz",