Revert "Dockerfile is using yarn"

This reverts commit 147c8b6.

web/package.json

@@ -0,0 +1,38 @@
+{
+  "name": "web",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "serve": "vue-cli-service serve",
+    "build": "vue-cli-service build",
+    "lint": "vue-cli-service lint",
+    "test:unit": "vue-cli-service test:unit",
+    "test:e2e": "vue-cli-service test:e2e"
+  },
+  "dependencies": {
+    "axios": "^0.19.1",
+    "core-js": "^2.6.5",
+    "vue": "^2.6.10",
+    "vue-router": "^3.0.3",
+    "vuetify": "^2.1.0"
+  },
+  "devDependencies": {
+    "@vue/cli-plugin-babel": "^3.0.3",
+    "@vue/cli-plugin-e2e-cypress": "^3.0.3",
+    "@vue/cli-plugin-eslint": "^3.0.3",
+    "@vue/cli-plugin-unit-jest": "^3.0.3",
+    "@vue/cli-service": "^3.0.3",
+    "@vue/test-utils": "1.0.0-beta.29",
+    "babel-core": "7.0.0-bridge.0",
+    "babel-eslint": "^10.0.1",
+    "babel-jest": "^23.6.0",
+    "cypress": "^4.2.0",
+    "eslint": "^5.16.0",
+    "eslint-plugin-vue": "^5.0.0",
+    "sass": "^1.19.0",
+    "sass-loader": "^8.0.0",
+    "vue-cli-plugin-vuetify": "^2.0.3",
+    "vue-template-compiler": "^2.6.10",
+    "vuetify-loader": "^1.3.0"
+  }
+}