fix: package.json & package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ENGINEIO-2336356

.github/workflows/docker.yml

@@ -0,0 +1,34 @@
+name: Docker
+
+on: ["push", "pull_request"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+      - name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: ./Dockerfile
+          builder: ${{ steps.buildx.outputs.name }}
+          push: false
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache-new
+      - name: Move cache
+        run: |
+          rm -rf /tmp/.buildx-cache
+          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}

package-lock.json

@@ -5,9 +5,24 @@
   "requires": true,
   "dependencies": {
     "@types/component-emitter": {
-      "version": "1.2.10",
-      "resolved": "https://registry.npmjs.org/@types/component-emitter/-/component-emitter-1.2.10.tgz",
-      "integrity": "sha512-bsjleuRKWmGqajMerkzox19aGbscQX5rmmvvXl3wlIp5gMG1HgkiwPxsN5p070fBDKTNSPgojVbuY1+HWMbFhg=="
+      "version": "1.2.11",
+      "resolved": "https://registry.npmjs.org/@types/component-emitter/-/component-emitter-1.2.11.tgz",
+      "integrity": "sha512-SRXjM+tfsSlA9VuG8hGO2nft2p8zjXCK1VcC6N4NXbBbYbSia9kzCChYQajIjzIqOOOuh5Ock6MmV2oux4jDZQ=="
+    },
+    "@types/cookie": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/@types/cookie/-/cookie-0.4.1.tgz",
+      "integrity": "sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q=="
+    },
+    "@types/cors": {
+      "version": "2.8.12",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.12.tgz",
+      "integrity": "sha512-vt+kDhq/M2ayberEtJcIN/hxXy1Pk+59g2FV/ZQceeaTyCtCucjL2Q7FXlFjtWn4n15KCr1NE2lNNFhp0lEThw=="
+    },
+    "@types/node": {
+      "version": "14.18.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.18.5.tgz",
+      "integrity": "sha512-LMy+vDDcQR48EZdEx5wRX1q/sEl6NdGuHXPnfeL8ixkwCOSZ2qnIyIZmcCbdX0MeRqHhAcHmX+haCbrS8Run+A=="
     },
     "accepts": {
       "version": "1.3.7",
@@ -134,9 +149,9 @@
       "integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k="
     },
     "engine.io": {
-      "version": "4.0.6",
-      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.0.6.tgz",
-      "integrity": "sha512-rf7HAVZpcRrcKEKddgIzYUnwg0g5HE1RvJaTLwkcfJmce4g+po8aMuE6vxzp6JwlK8FEq/vi0KWN6tA585DjaA==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-4.1.2.tgz",
+      "integrity": "sha512-t5z6zjXuVLhXDMiFJPYsPOWEER8B0tIsD3ETgw19S1yg9zryvUfY3Vhtk3Gf4sihw/bQGIqQ//gjvVlu+Ca0bQ==",
       "requires": {
         "accepts": "~1.3.4",
         "base64id": "2.0.0",
@@ -148,9 +163,9 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "requires": {
             "ms": "2.1.2"
           }
@@ -163,9 +178,9 @@
       }
     },
     "engine.io-parser": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-4.0.2.tgz",
-      "integrity": "sha512-sHfEQv6nmtJrq6TKuIz5kyEKH/qSdK56H/A+7DnAuUPWosnIZAS2NHNcPLmyjtY3cGS/MqJdZbUjW97JU72iYg==",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/engine.io-parser/-/engine.io-parser-4.0.3.tgz",
+      "integrity": "sha512-xEAAY0msNnESNPc00e19y5heTPX4y/TJ36gr8t1voOaNmTojP9b3oK3BbJLFufW2XFPQaaijpFewm2g2Um3uqA==",
       "requires": {
         "base64-arraybuffer": "0.1.4"
       }
@@ -326,16 +341,16 @@
       "integrity": "sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg=="
     },
     "mime-db": {
-      "version": "1.46.0",
-      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.46.0.tgz",
-      "integrity": "sha512-svXaP8UQRZ5K7or+ZmfNhg2xX3yKDMUzqadsSqi4NCH/KomcH75MAMYAGVlvXn4+b/xOPhS3I2uHKRUzvjY7BQ=="
+      "version": "1.51.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.51.0.tgz",
+      "integrity": "sha512-5y8A56jg7XVQx2mbv1lu49NR4dokRnhZYTtL+KGfaa27uq4pSTXkwQkFJl4pkRMyNFz/EtYDSkiiEHx3F7UN6g=="
     },
     "mime-types": {
-      "version": "2.1.29",
-      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.29.tgz",
-      "integrity": "sha512-Y/jMt/S5sR9OaqteJtslsFZKWOIIqMACsJSiHghlCAyhf7jfVYjKBmLiX8OgpWeW+fjJ2b+Az69aPFPkUOY6xQ==",
+      "version": "2.1.34",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.34.tgz",
+      "integrity": "sha512-6cP692WwGIs9XXdOO4++N+7qjqv0rqxxVvJ3VHPh/Sc9mVZcQP+ZGhkKiTvWMQRr2tbHkJP/Yn7Y0npb3ZBs4A==",
       "requires": {
-        "mime-db": "1.46.0"
+        "mime-db": "1.51.0"
       }
     },
     "ms": {
@@ -455,37 +470,40 @@
       "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
     },
     "socket.io": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-3.0.0.tgz",
-      "integrity": "sha512-arLQtd+UoJ08NXBRBGUJDyQ9B+cc9WwD67hc5s1WQcs2DyAkYzI5HWg4U0CrFtK00kjyAWxBGhLwVbfOeMqz1A==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/socket.io/-/socket.io-3.1.0.tgz",
+      "integrity": "sha512-Aqg2dlRh6xSJvRYK31ksG65q4kmBOqU4g+1ukhPcoT6wNGYoIwSYPlCPuRwOO9pgLUajojGFztl6+V2opmKcww==",
       "requires": {
+        "@types/cookie": "^0.4.0",
+        "@types/cors": "^2.8.8",
+        "@types/node": "^14.14.10",
         "accepts": "~1.3.4",
         "base64id": "~2.0.0",
-        "debug": "~4.1.0",
-        "engine.io": "~4.0.0",
-        "socket.io-adapter": "~2.0.3",
-        "socket.io-parser": "~4.0.1"
+        "debug": "~4.3.1",
+        "engine.io": "~4.1.0",
+        "socket.io-adapter": "~2.1.0",
+        "socket.io-parser": "~4.0.3"
       },
       "dependencies": {
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "requires": {
-            "ms": "^2.1.1"
+            "ms": "2.1.2"
           }
         },
         "ms": {
-          "version": "2.1.3",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
-          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA=="
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
         }
       }
     },
     "socket.io-adapter": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.0.3.tgz",
-      "integrity": "sha512-2wo4EXgxOGSFueqvHAdnmi5JLZzWqMArjuP4nqC26AtLh5PoCPsaRbRdah2xhcwTAMooZfjYiNVNkkmmSMaxOQ=="
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/socket.io-adapter/-/socket.io-adapter-2.1.0.tgz",
+      "integrity": "sha512-+vDov/aTsLjViYTwS9fPy5pEtTkrbEKsw2M+oVSoFGw6OD1IpvlV1VPhUzNbofCQ8oyMbdYJqDtGdmHQK6TdPg=="
     },
     "socket.io-parser": {
       "version": "4.0.4",
@@ -498,9 +516,9 @@
       },
       "dependencies": {
         "debug": {
-          "version": "4.3.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.1.tgz",
-          "integrity": "sha512-doEwdvm4PCeK4K3RQN2ZC2BYUBaxwLARCqZmMjtF8a51J2Rb0xpVloFRnCODwqjpwnAoao4pelN8l3RJdv3gRQ==",
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.3.tgz",
+          "integrity": "sha512-/zxw5+vh1Tfv+4Qn7a5nsbcJKPaSvCDhojn6FEl9vupwK2VCSDtEiEtqr8DFtzYFOdz63LBkxec7DYuc2jon6Q==",
           "requires": {
             "ms": "2.1.2"
           }

package.json

@@ -5,6 +5,6 @@
   "dependencies": {
     "color-convert": "^1.9.3",
     "express": "^4.17.1",
-    "socket.io": "^3.0.0"
+    "socket.io": "^3.1.0"
   }
 }