Update JS dependencies, use Node 16 (#15804)

- Update all JS dependencies to latest version
- Use Node 16 on CI
- Add new lint rules
- Add some gitignore entries for debug files

Co-authored-by: Lauris BH <lauris@nix.lv>

package.json

@@ -13,8 +13,8 @@
     "codemirror": "5.61.0",
     "css-loader": "5.2.4",
     "dropzone": "5.9.2",
-    "easymde": "2.14.0",
-    "esbuild-loader": "2.12.0",
+    "easymde": "2.15.0",
+    "esbuild-loader": "2.13.0",
     "escape-goat": "4.0.0",
     "fast-glob": "3.2.5",
     "font-awesome": "4.7.0",
@@ -23,21 +23,21 @@
     "less": "4.1.1",
     "less-loader": "8.1.1",
     "license-checker-webpack-plugin": "0.2.1",
-    "mermaid": "8.9.2",
-    "mini-css-extract-plugin": "1.5.0",
-    "monaco-editor": "0.23.0",
-    "monaco-editor-webpack-plugin": "3.0.1",
+    "mermaid": "8.10.1",
+    "mini-css-extract-plugin": "1.6.0",
+    "monaco-editor": "0.24.0",
+    "monaco-editor-webpack-plugin": "3.1.0",
     "pretty-ms": "7.0.1",
     "sortablejs": "1.13.0",
-    "swagger-ui-dist": "3.47.1",
+    "swagger-ui-dist": "3.48.0",
     "tributejs": "5.1.3",
     "vue": "2.6.12",
-    "vue-bar-graph": "1.2.0",
+    "vue-bar-graph": "1.2.2",
     "vue-calendar-heatmap": "0.8.4",
-    "vue-loader": "15.9.6",
+    "vue-loader": "15.9.7",
     "vue-template-compiler": "2.6.12",
-    "webpack": "5.35.0",
-    "webpack-cli": "4.6.0",
+    "webpack": "5.37.0",
+    "webpack-cli": "4.7.0",
     "workbox-routing": "6.1.5",
     "workbox-strategies": "6.1.5",
     "worker-loader": "3.0.8",
@@ -45,17 +45,17 @@
   },
   "devDependencies": {
     "editorconfig-checker": "4.0.2",
-    "eslint": "7.24.0",
+    "eslint": "7.26.0",
     "eslint-plugin-html": "6.1.2",
     "eslint-plugin-import": "2.22.1",
-    "eslint-plugin-unicorn": "30.0.0",
+    "eslint-plugin-unicorn": "32.0.1",
     "eslint-plugin-vue": "7.9.0",
     "jest": "26.6.3",
     "jest-extended": "0.11.5",
-    "stylelint": "13.12.0",
-    "stylelint-config-standard": "21.0.0",
+    "stylelint": "13.13.1",
+    "stylelint-config-standard": "22.0.0",
     "svgo": "2.3.0",
-    "updates": "12.0.2"
+    "updates": "12.1.0"
   },
   "browserslist": [
     "defaults",