Upgrade Angular from version 5 to version 20

angular.json

@@ -0,0 +1,130 @@
+{
+  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
+  "version": 1,
+  "newProjectRoot": "projects",
+  "projects": {
+    "mdbs": {
+      "projectType": "application",
+      "schematics": {
+        "@schematics/angular:component": {
+          "style": "scss"
+        }
+      },
+      "root": "",
+      "sourceRoot": "src",
+      "prefix": "app",
+      "architect": {
+        "build": {
+          "builder": "@angular-devkit/build-angular:application",
+          "options": {
+            "outputPath": "dist/mdbs",
+            "index": "src/index.html",
+            "browser": "src/main.ts",
+            "polyfills": [
+              "src/polyfills.ts"
+            ],
+            "tsConfig": "tsconfig.app.json",
+            "inlineStyleLanguage": "scss",
+            "assets": [
+              {
+                "glob": "**/*",
+                "input": "src/assets",
+                "output": "/assets"
+              },
+              {
+                "glob": "favicon.ico",
+                "input": "src",
+                "output": "/"
+              }
+            ],
+            "styles": [
+              "node_modules/font-awesome/css/font-awesome.css",
+              "src/styles.scss"
+            ],
+            "scripts": [
+              "node_modules/chart.js/dist/chart.umd.js",
+              "node_modules/hammerjs/hammer.min.js"
+            ]
+          },
+          "configurations": {
+            "production": {
+              "budgets": [
+                {
+                  "type": "initial",
+                  "maximumWarning": "2MB",
+                  "maximumError": "5MB"
+                },
+                {
+                  "type": "anyComponentStyle",
+                  "maximumWarning": "6kB",
+                  "maximumError": "10kB"
+                }
+              ],
+              "outputHashing": "all"
+            },
+            "development": {
+              "optimization": false,
+              "extractLicenses": false,
+              "sourceMap": true
+            }
+          },
+          "defaultConfiguration": "production"
+        },
+        "serve": {
+          "builder": "@angular-devkit/build-angular:dev-server",
+          "configurations": {
+            "production": {
+              "buildTarget": "mdbs:build:production"
+            },
+            "development": {
+              "buildTarget": "mdbs:build:development"
+            }
+          },
+          "defaultConfiguration": "development"
+        },
+        "extract-i18n": {
+          "builder": "@angular-devkit/build-angular:extract-i18n"
+        },
+        "test": {
+          "builder": "@angular-devkit/build-angular:karma",
+          "options": {
+            "polyfills": [
+              "src/polyfills.ts"
+            ],
+            "tsConfig": "tsconfig.spec.json",
+            "karmaConfig": "karma.conf.js",
+            "inlineStyleLanguage": "scss",
+            "assets": [
+              {
+                "glob": "**/*",
+                "input": "src/assets",
+                "output": "/assets"
+              },
+              {
+                "glob": "favicon.ico",
+                "input": "src",
+                "output": "/"
+              }
+            ],
+            "styles": [
+              "src/styles.scss"
+            ],
+            "scripts": []
+          }
+        },
+        "lint": {
+          "builder": "@angular-eslint/builder:lint",
+          "options": {
+            "lintFilePatterns": [
+              "src/**/*.ts",
+              "src/**/*.html"
+            ]
+          }
+        }
+      }
+    }
+  },
+  "cli": {
+    "analytics": false
+  }
+}

eslint.config.js

@@ -0,0 +1,43 @@
+// @ts-check
+const eslint = require("@eslint/js");
+const tseslint = require("typescript-eslint");
+const angular = require("angular-eslint");
+
+module.exports = tseslint.config(
+  {
+    files: ["**/*.ts"],
+    extends: [
+      eslint.configs.recommended,
+      ...tseslint.configs.recommended,
+      ...tseslint.configs.stylistic,
+      ...angular.configs.tsRecommended,
+    ],
+    processor: angular.processInlineTemplates,
+    rules: {
+      "@angular-eslint/directive-selector": [
+        "error",
+        {
+          type: "attribute",
+          prefix: "app",
+          style: "camelCase",
+        },
+      ],
+      "@angular-eslint/component-selector": [
+        "error",
+        {
+          type: "element",
+          prefix: "app",
+          style: "kebab-case",
+        },
+      ],
+    },
+  },
+  {
+    files: ["**/*.html"],
+    extends: [
+      ...angular.configs.templateRecommended,
+      ...angular.configs.templateAccessibility,
+    ],
+    rules: {},
+  }
+);

karma.conf.js

@@ -4,30 +4,36 @@
 module.exports = function (config) {
   config.set({
     basePath: '',
-    frameworks: ['jasmine', '@angular/cli'],
+    frameworks: ['jasmine', '@angular-devkit/build-angular'],
     plugins: [
       require('karma-jasmine'),
       require('karma-chrome-launcher'),
       require('karma-jasmine-html-reporter'),
-      require('karma-coverage-istanbul-reporter'),
-      require('@angular/cli/plugins/karma')
+      require('karma-coverage'),
+      require('@angular-devkit/build-angular/plugins/karma')
     ],
-    client:{
+    client: {
+      jasmine: {
+        // you can add configuration options for Jasmine here
+        // the possible options are listed at https://jasmine.github.io/api/edge/Configuration.html
+        // for example, you can disable the random execution with `random: false`
+        // or set a specific seed with `seed: 4321`
+      },
       clearContext: false // leave Jasmine Spec Runner output visible in browser
     },
-    coverageIstanbulReporter: {
-      reports: [ 'html', 'lcovonly' ],
-      fixWebpackSourcePaths: true
+    jasmineHtmlReporter: {
+      suppressAll: true // removes the duplicated traces
     },
-    angularCli: {
-      environment: 'dev'
+    coverageReporter: {
+      dir: require('path').join(__dirname, './coverage/mdbs'),
+      subdir: '.',
+      reporters: [
+        { type: 'html' },
+        { type: 'text-summary' }
+      ]
     },
     reporters: ['progress', 'kjhtml'],
-    port: 9876,
-    colors: true,
-    logLevel: config.LOG_INFO,
-    autoWatch: true,
     browsers: ['Chrome'],
-    singleRun: false
+    restartOnFileChange: true
   });
 };