feat(*): Upgrade to Angular 12 (#232)

- Updgrade to Angular 12
- Upgrade tooling to latest
- Fix old usage of jasmine to use jest

BREAKING CHANGE: The upgrade to Angular 12 breaks compatibility with Angular 11.

Author: itsdevdom

.eslintrc

@@ -9,8 +9,6 @@
     "eslint:recommended",
     "plugin:@typescript-eslint/eslint-recommended",
     "plugin:@typescript-eslint/recommended",
-    "prettier",
-    "prettier/@typescript-eslint",
     "plugin:prettier/recommended"
   ],
   "rules": {

README.md

@@ -42,6 +42,7 @@ The following list describes the compatibility with Angular:
 | `7.x`            | `9.x`   |
 | `8.x`            | `10.x`  |
 | `9.x`            | `11.x`  |
+| `10.x`           | `12.x`  |
 
 <br>
 

angular.json

@@ -1,5 +1,8 @@
 {
   "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
+  "cli": {
+    "analytics": false
+  },
   "version": 1,
   "newProjectRoot": "projects",
   "projects": {
@@ -41,10 +44,15 @@
             "main": "projects/angular-notifier-demo/src/main.ts",
             "polyfills": "projects/angular-notifier-demo/src/polyfills.ts",
             "tsConfig": "projects/angular-notifier-demo/tsconfig.app.json",
-            "aot": true,
             "assets": ["projects/angular-notifier-demo/src/favicon.ico", "projects/angular-notifier-demo/src/assets"],
             "styles": ["projects/angular-notifier-demo/src/styles.scss"],
-            "scripts": []
+            "scripts": [],
+            "vendorChunk": true,
+            "extractLicenses": false,
+            "buildOptimizer": false,
+            "sourceMap": true,
+            "optimization": false,
+            "namedChunks": true
           },
           "configurations": {
             "production": {
@@ -58,11 +66,11 @@
               "outputHashing": "all",
               "sourceMap": false,
               "namedChunks": false,
-              "extractLicenses": false,
               "vendorChunk": false,
               "buildOptimizer": true
             }
-          }
+          },
+          "defaultConfiguration": ""
         },
         "serve": {
           "builder": "@angular-devkit/build-angular:dev-server",