[EC-194] Migrate browser to jest (#2646)

* Move browser to jest

* Remove karma from package.json

* Remove karma from eslintignore

apps/browser/jest.config.js

@@ -0,0 +1,14 @@
+const { pathsToModuleNameMapper } = require("ts-jest");
+
+const { compilerOptions } = require("./tsconfig");
+
+module.exports = {
+  collectCoverage: true,
+  coverageReporters: ["html", "lcov"],
+  coverageDirectory: "coverage",
+  preset: "jest-preset-angular",
+  moduleNameMapper: pathsToModuleNameMapper(compilerOptions?.paths || {}, {
+    prefix: "<rootDir>/",
+  }),
+  modulePathIgnorePatterns: ["jslib"],
+};