diff --git a/.eslintrc b/.eslintrc
index c20bc85..ae8ae61 100644
--- a/.eslintrc
+++ b/.eslintrc
@@ -1,6 +1,6 @@
 {
-    "extends": "eslint-config-ct-prodeng",
-    "plugins": [
-        "vue"
-    ]
+	"extends": "eslint-config-ct-prodeng",
+	"plugins": [
+		"vue"
+	]
 }
diff --git a/.gitignore b/.gitignore
index cc762e4..e41ab5f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@
 /.vscode/settings.json
 /.externalToolBuilders/
 /package-lock.json
+/gulpfile.overrides.js
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..f143875
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,460 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+## [4.16.0] - T.B.D.
+
+- Support for map.apps 4.16.0
+- The bundle `sample_camera` is now implemented in Typescript
+- The bundle `sample_camera_js` with the same functionality is still implemented in Javascript
+
+### Changes in pom.xml
+
+- Update `mapapps.version` property to `4.16.0`
+- Add missing `vuetify.version` with value `1.5.28`
+- Update `ct.jsregistry.version` property to `1.5.14`
+- Update `frontend-maven-plugin` plugin version to `1.14.2`
+- Update  `frontend-maven-plugin` configuration to:
+  ```xml
+      <configuration>
+         <nodeVersion>v20.9.0</nodeVersion>
+      </configuration>
+  ```
+- Update `maven-compiler-plugin` plugin version to `3.11.0`  
+- Update `maven-javadoc-plugin` plugin version to `3.5.0`  
+- Add version `3.5.0` to `maven-dependency-plugin` plugin  
+
+### Changes in package.json
+
+- Update `@conterra/ct-mapapps-typings` to `4.16.0`
+- Update `@types/arcgis-js-api` to `4.28.0`
+- Update `ct-mapapps-gulp-js` property to `0.10.2`
+- Update `ct-mapapps-browser-sync` property to `0.0.34`
+- Update `typescript` to `5.2.2`,
+- Update `vue-template-compiler` to `2.7.15`,
+- Update `@types/chai` to `4.3.10`
+- Update `chai` to `4.3.10`
+- Update `@types/mocha` to `10.0.4`
+- Update `puppeteer` to `21.5.2`
+- Update `stylelint` to `15.11.0`
+- Update `stylelint-config-ct-prodeng` to `2.0.0`
+- Update `stylelint-config-recommended` to `13.0.0`
+- Update `stylelint-config-recommended-less` to `2.0.0`
+
+
+### Changes due to Typescript migration of the `sample_camera` bundle
+- changes in `package.json` file
+    - Add script `"check-types": "tsc --noEmit"`
+    - Add script `"watch-types": "tsc -w --noEmit`
+    - Add `"@types/chai": "^4.3.10",` to `devDependencies`
+    - Add `"@types/mocha": "^10.0.3"` to `devDependencies`
+    - Add `"ts-node": "^10.9.1"` to `devDependencies`
+    - Add `"typescript": "^5.1.6"` to `devDependencies`
+- New files
+    - `types\mocha-global.d.ts`
+    - `types\thirdparty.d.ts`
+    - `types\vue-shim.d.ts`
+- Renamed folder `sample_camera` to `sample_camera_js`
+- Implemented sample camera widget in Typescript, see folder `sample_camera`
+- changes in `tsconfig.json`
+    - add `"strict": true,`
+    - add `"noImplicitAny": true,`
+    - add `"strictNullChecks": true,`
+    - add `"include": ["src"]`
+- Migrated `sample_tests\all.js` to Typescript: `sample_tests\all.ts`
+- Migrated `sample_tests\test-init.js` to Typescript: `sample_tests\test-init.ts`
+- Deleted  `sample_tests\intern-all.js`
+
+## [4.15.1] - 06.09.2023
+
+- Support for map.apps 4.15.1
+- Update `mapapps.version` property in `./pom.xml` to `4.15.1`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.15.1`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.5.10`
+- Remove following entry from `<dependencyManagement>`, it is automatically provided by the ´ct-mapapps` parent pom import:
+
+    ```xml
+    <dependency>
+        <groupId>de.conterra.mapapps</groupId>
+        <artifactId>ct-mapapps-js</artifactId>
+        <version>${mapapps.version}</version>
+    </dependency>
+    ```
+
+## [4.15.0] - 26.05.2023
+
+- Support for map.apps 4.15.0
+- Use `ct-mapapps-browser-sync` drop use of jetty
+- Update `mapapps.version` property in `./pom.xml` to `4.15.0`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.15.0`
+- Add properties and samples to use Identity Service in dev project in `test/resources/application.properties` 
+- Rename property `proxy.cors.trustedServers` to `cors.request.trustedServers` in `./pom.xml`, `test/resources/application.properties` and `test/webapp/index.html`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.5.9`
+- Update `mocha` to `^10.2.0`,
+- Update `puppeteer` to `^19.11.1`
+- Update `chai` to `^4.3.7`
+- Update `@conterra/mapapps-mocha-runner` to `^1.1.1`
+- Update `"@types/arcgis-js-api` to `4.26.0`
+- Integrate the `rollup-build` task into the gulpfile.js
+- Add `build.config.js` to `sample_camera` sample, to demonstrate the rollup build and change `sample_camera/module.js` to make `module.js` the only entrypoint of the bundle.
+- Integrate the optional `gulpfile.overrides.js` file.
+- Properties `jsregistry.replacement.paths`, `jsregistry.directoryscanner.npmfolder`, `jsregistry.directoryscanner.npmincludes` are moved into gulpfile.js in the `registerBrowserSync` config.
+- Property `jsregistry.sourcemaps.enabled` is obsolete, the dev registry will always support sourcemaps.
+- Property `jsregistry.root.url` is provided automatically by the browsersync dev server.
+- `sample_camera` is using 1.0.0-SNAPSHOT version, like in the pom.xml
+
+## [4.14.3] - 20.03.2023
+
+- Support for map.apps 4.14.3
+- Update `mapapps.version` property in `./pom.xml` to `4.14.3`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.14.3`
+- Update Node.js and npm version in `./pom.xml` to latest LTS Version (18.x) 
+- Add `transpileTargets` property to `gulpfile.js` to streamline transpilation with ArcGIS Maps SDK for JS requirements. 
+- Ignore gulp task on VS Code file change by adding `<?m2e execute?>` to `frontend-maven-plugin` in `./pom.xml`
+
+## [4.14.2] - 24.01.2023
+
+- Support for map.apps 4.14.2
+- Update `mapapps.version` property in `./pom.xml` to `4.14.2`
+
+## [4.14.1] - 01.12.2022
+
+- Support for map.apps 4.14.1
+- Update `mapapps.version` property in `./pom.xml` to `4.14.1`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.5.7`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.14.1`
+
+## [4.14.0] - 28.10.2022
+
+- Support for map.apps 4.14.0
+- Update `mapapps.version` property in `./pom.xml` to `4.14.0`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.5.6`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.14.0`
+- Update `@types/arcgis-js-api` in `package.json` to `4.24.0`
+- Update `chai` in `package.json` to `^4.3.6`
+- Update `vue-template-compiler` in `package.json` to `2.7.8`
+- Update `ct-mapapps-gulp-js` in `package.json` to `^0.7.4`
+- Add `jsregistry.sourcemaps.enabled=true` in `test/resources/application.properties` to ship source maps during development
+- Add `sourceMaps: "file"` in `gulpfile.js` to generate `.js.map` files instead of inlined source maps
+- Replace `module.exports` in nls files with `export default`.
+  Support for `module.exports` will be removed soon and should be replaced
+  with an appropriate `export` or `export default` directive.
+- replaced the old `favicon.ico` with a modern png base `favicon.png`. The file link inside the `ìndex.html` 
+  was set accordingly
+- `<artifactId>ct-mapapps-js-api</artifactId>` for `<artifactId>ct-mapapps-js</artifactId>` in `./pom.xml`
+
+
+## 28.04.2022
+
+- Make `proxy.cors.trustedServers` configurable, via application.properties.
+
+## 22.04.2022
+
+- The `compress` profile was modified to remove usage of the google closure compiler.
+    [Terser](https://github.com/terser/terser) is now used to optimize JavaScript files.
+    This solves an issue with the old configuration where too modern JavaScript syntax could
+    be introduced by accident.
+- Update `ct-mapapps-gulp-js` in `package.json` to `0.6.20`
+- Update the `optimize js` plugin execution in `pom.xml`
+- Introduce internal `gulp.node.env` property that configures the environment variable `NODE_ENV`
+- Update `gulpfile.js` to enable JavaScript compression if `NODE_ENV` is `production`
+
+## [4.13.1] - 06.04.2022
+
+- Support for map.apps 4.13.1
+- Update `mapapps.version` property in `./pom.xml` to `4.13.1`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.13.1`
+
+## [4.13.0] - 29.03.2022
+
+- Support for map.apps 4.13.0
+- Update `mapapps.version` property in `./pom.xml` to `4.13.0`
+- Update `nodeVersion` in `./pom.xml` to `v16.14.0`
+- Update `npmVersion` in `./pom.xml` to `8.3.1`
+- Update `@types/arcgis-js-api` in `package.json` to `4.22.0`
+- Update `@conterra/ct-mapapps-typings` in `package.json` to `4.13.0`
+- Update `ct-mapapps-gulp-js` in `package.json` to `^0.6.18`
+- Update `eslint-config-ct-prodeng` in `package.json` to `^1.2.5`
+- Update `puppeteer` in `package.json` to `^13.3.2`
+- Update babel defaults to target modern browsers by default
+- Add support for oauth tokens in automatic deployments by updating to latest `ct-jsregistry-maven-plugin`
+- Use basemap `streets-vector` by default
+- Update jetty to version `10.0.8`
+
+    :warning: There are breaking configuration changes for the jetty maven plugin in the `pom.xml`. Please compare the plugin configuration in the `pom.xml` with your existing configuration to find all changes.
+    For example, the `scanIntervalSeconds` property is now called `scan` and the `webAppConfig` is now called `webApp`.
+    See the documentation of the [jetty maven plugin](https://www.eclipse.org/jetty/documentation/jetty-10/programming-guide/index.html#jetty-maven-plugin).
+- Add new tasks to `.vscode/tasks.json` and prefer `-Denv=dev` over `-Pwatch-all`
+
+## [4.12.3] - 15.12.2021
+
+- Support for map.apps 4.12.3 that includes a critical security fix
+- Update `mapapps.version` property in `./pom.xml` to `4.12.3`
+
+## [4.12.2] - 13.12.2021
+
+- Support for map.apps 4.12.2 that includes a critical security fix
+- Update `mapapps.version` property in `./pom.xml` to `4.12.2`
+
+## [4.12.1] - 10.11.2021
+
+- Support for map.apps 4.12.1
+- Update `mapapps.version` property in `./pom.xml` to `4.12.1`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.4.4`
+- Update `@types/arcgis-js-api` to `4.20.1` (`package.json`)
+- Update `eslint-config-ct-prodeng` to `1.2.3` (`package.json`)`
+
+NOTE: since `eslint-config-ct-prodeng@1.2.0` linting for basic a11y rules is activated for custom vue components.
+The occurring warnings should be easily be fixable. More infos can be found at the [eslint-plugin-vuejs-accessibility](https://github.com/vue-a11y/eslint-plugin-vuejs-accessibility) page.
+
+## [4.12.0] - 2021-08-31
+
+- Support for map.apps 4.12.0
+- Update `mapapps.version` property in `./pom.xml` to `4.12.0`
+- Update `ct.jsregistry.version` property in `./pom.xml` to `1.4.3`
+- Update `ct.jsrt-test.version` property in `./pom.xml` to `2.0.2`
+- Update `@conterra/ct-mapapps-typings` to `~4.12.0` (`package.json`)
+- Update `@types/arcgis-js-api` to `4.20.0` (`package.json`)
+- Update `ct-mapapps-gulp-js` to `^0.5.27` (`package.json`)
+- Update `vue-template-compiler` to `2.6.14` (`package.json`)
+- Update `puppeteer` to `^10.0.0` (`package.json`)
+- Add `"@conterra/mapapps-mocha-runner": "^1.0.0"` (`package.json`)
+- Add `"chai": "^4.3.4"` (`package.json`)
+- Add `"mocha": "^9.0.0"` (`package.json`)
+- Changed default test-runner from intern-js to mocha. (see [MIGRATION.md](./MIGRATION.md)) for details.
+
+## [4.11.1] - 2021-02-22
+
+- Support for map.apps 4.11.1
+- Change `mapapps.version` property in `./pom.xml` to `4.11.1`
+- Change `ct.jsregistry.version` property in `./pom.xml` to `1.4.1`
+- Update `ct-mapapps-gulp-js` to `^0.5.14` (`package.json`)
+- Update `@types/arcgis-js-api` to `4.18.0` (`package.json`)
+
+## [4.11.0] - 2021-02-17
+
+- Support for map.apps 4.11.0
+- Change `mapapps.version` property in `./pom.xml` to `4.11.0`
+- Change `ct.jsregistry.version` property in `./pom.xml` to `1.4.0`
+- Change `ct.jsrt-test.version` property in `./pom.xml` to `2.0.0`
+- Update `ct-mapapps-gulp-js` to `^0.5.13` (`package.json`)
+- Add `@conterra/ct-mapapps-typings` with version `~4.11.0` (`package.json`)
+- Update `@types/arcgis-js-api` to `4.18.0` (`package.json`)
+- Use `tsconfig.json` file from mapapps-4-developers 4.11.0 release.
+- Update splashscreen styles (see [MIGRATION.md](./MIGRATION.md)) for details. Relevant for non-customized splashscreens.
+
+## [4.10.1] - 2020-12-09
+
+- Support for map.apps 4.10.1
+
+## [4.10.0] - 2020-12-08
+
+- Support for map.apps 4.10.0
+- Change `mapapps.version` property in `./pom.xml` to `4.10.0`
+- Change `ct.jsregistry.version` property in `./pom.xml` to `1.3.10`
+- Change `nodeVersion` property in `./pom.xml` to `v14.15.1`
+- Change `npmVersion` property in `./pom.xml` to `6.14.9`
+- Update `@types/arcgis-js-api` to `4.17.0` (`package.json`)
+- Update `ct-mapapps-gulp-js` to `^0.5.5` (`package.json`)
+- Update `puppeteer` to `^5.5.0` (`package.json`)
+- Update `eslint-config-ct-prodeng` to `^1.1.16` (`package.json`)
+- Update `stylelint-config-ct-prodeng` to `1.0.3` (`package.json`)
+
+- improved documentation, e.g. [MIGRATION.md](./MIGRATION.md)
+- remove `optimizeCSS` goal from `./pom.xml`
+
+```xml
+<execution>
+    <id>optimize CSS</id>
+    <goals>
+        <goal>optimizeCSS</goal>
+    </goals>
+    <phase>compile</phase>
+    <configuration>
+        <cssFiles>
+            <includes>
+                <include>bundles/*/*/*.css</include>
+            </includes>
+            <excludes>
+                <exclude>**/themeSettings.css</exclude>
+            </excludes>
+        </cssFiles>
+    </configuration>
+</execution>
+```
+
+- add execution of `gulp compress` task to `compress` profile in `pom.xml`
+
+```xml
+<profile>
+    <id>compress</id>
+    <properties>
+        <gulp.task>compress</gulp.task>
+    </properties>
+    ...
+</profile>
+```
+
+- add `compress` task to `./gulpfile.js`
+
+```js
+gulp.task(
+    "compress",
+    gulp.series(
+        "copy-resources",
+        "themes-copy",
+        gulp.parallel("js-transpile", gulp.series("themes-compile", "themes-compress"))
+    )
+);
+```
+
+## [4.9.2] - 2020-10-06
+
+- Support for map.apps 4.9.2
+- Change `mapapps.version` property in `./pom.xml` to `4.9.2`
+
+## [4.9.1] - 2020-09-04
+
+- Support for map.apps 4.9.1
+- Change `mapapps.version` property in `./pom.xml` to `4.9.1`
+
+## [4.9.0] - 2020-08-18
+
+- Support for map.apps 4.9.0
+- Change `mapapps.version` property in `./pom.xml` to `4.9.0`
+- Change `ct.jsregistry.version` property in `./pom.xml` to `1.3.8`
+- Update `ct-mapapps-gulp-js` to `^0.4.5` (`package.json`)
+- Update `@types/arcgis-js-api` to `4.16.0` (`package.json`)
+- Update `puppeteer` to `^3.3.0` (`package.json`)
+- Update `eslint-config-ct-prodeng` to `^1.1.11` (`package.json`)
+
+- Added several omnisearch properties in `src/main/js/bundles/theme-custom/styles/themeSettings.less`:
+
+```less
+// Omni Search Colors
+@ct-omnisearch-input-background-color: #fff;
+@ct-omnisearch-input-text-color: #000;
+@ct-omnisearch-result-list-hover-color: @minor-selected-color;
+@ct-omnisearch-drawer-button-background-color: @ct-omnisearch-input-background-color;
+@ct-omnisearch-drawer-button-icon-color: darken(@disabled-text-color, 30);
+```
+
+## [4.8.4] - 2020-05-20
+
+- Upgrade some Maven-Plugin versions in `./pom.xml`.
+- Change `mapapps.version` property in `./pom.xml` to `4.8.4`
+- Change `ct.jsregistry.version` property in `./pom.xml` to `1.3.7`
+- Update `ct-mapapps-gulp-js` to `^0.4.4` (`package.json`) this change requires to list additional `peerDependencies`:
+
+```js
+    // for .vue file support:
+    "vue-template-compiler": "2.6.6",
+    // for test execution (optional):
+    "puppeteer": "^3.1.0",
+    // for js linting (optional):
+    "eslint-config-ct-prodeng": "^1.1.10",
+    // for css/less linting (optional):
+    "stylelint-config-ct-prodeng": "1.0.2"
+```
+
+- Change dependency `ct-mapapps-proxy` to `ct-proxy-servlet` in `pom.xml`:
+
+```xml
+<dependency>
+    <groupId>de.conterra.ct-proxy</groupId>
+    <artifactId>ct-proxy-servlet</artifactId>
+    <scope>test</scope>
+</dependency>
+```
+
+- Change class name of Proxy Servlet in `src/test/webapp/WEB-INF/web.xml` (optional):
+
+```xml
+    <servlet>
+        <description>ProxyServlet</description>
+        <servlet-name>ProxyServlet</servlet-name>
+        <servlet-class>de.conterra.proxy.servlet.ProxyServlet</servlet-class>
+        <load-on-startup>0</load-on-startup>
+    </servlet>
+```
+
+## [4.8.3] - 2020-03-06
+
+- Support for map.apps 4.8.3.
+- Update ct-mapapps-gulp-js to 0.3.6 (package.json)
+
+## [4.8.2] - 2020-02-11
+
+- Support for map.apps 4.8.2.
+- Replace `babel-polyfill` by `apprt-polyfill`.
+- Replace `$apprt.load` and `$apprt.lauchAppFromParam` by `$apprt.startApp`
+  note that the function signature also changed
+  instead of:
+  
+  ```js
+    $apprt.load(function(Launcher) {
+        new Launcher({
+            configLocation: "builderapps"
+        }).launchApp("@@appId@@");
+  ```
+  
+  it will be:
+  
+  ```js
+    $apprt.startApp({
+        configLocation: "builderapps",
+        param: "app",
+        defaultApp: "@@appId@@"
+    });
+  ```
+
+- Introduce property `skip.apps.upload` to decide if apps should be uploaded
+- Apps located in `/src/main/js/apps/[app]` are by default zipped into the folder `/target/[app].zip`.
+
+## [4.8.1] - 2020-01-10
+
+- Support for map.apps 4.8.1.
+
+## [4.8.0] - 2020-01-06
+
+- Support for map.apps 4.8.0.
+- Update ct.jsregistry.version version.
+- Update ct-mapapps-gulp-js version.
+
+## [4.7.2] - 2019-09-18
+
+- Support for map.apps 4.7.2.
+- Update ct.jsregistry.version version.
+- sample_camera sample for sync logging added
+- sample_camera small enhancements
+- Update ct-mapapps-gulp-js version (requires additional changes, see this [commit](https://github.com/conterra/mapapps-4-developers/commit/c974a74a08a70316204d5c09aee22f8d39c70446))
+
+## [4.7.1] - 2019-08-16
+
+- Support for map.apps 4.7.1.
+- Update ct.jsregistry.version version.
+
+## [4.7.0] - 2019-06-28
+
+- Support for map.apps 4.7.0.
+- Update ct.jsregistry.version version.
+- Update vue-template-compiler version.
+- Update eslint-config-ct-prodeng version.
+
+## [4.6.1] - 2019-04-24
+
+- Explain `-Denv=dev`.
+- Add support for local configuration of `proxy.use.rules`.
+- Support for map.apps 4.6.1.
+- Update node/npm versions, add profile for dedicated npm install, use newer jetty version.
+
+## [4.6.0] - 2019-03-01
+
+- Support for map.apps 4.6.0.
+- Update ct-mapapps-gulp-js version.
+- Use maven.home not M2_HOME.
+- Update node, npm and dependencies.
+- Property `trustedServers` has been removed with property `corsEnabledServers`.
+
+[unreleased]: https://github.com/conterra/mapapps-4-developers/compare/4.6.0...HEAD
+[4.6.1]: https://github.com/conterra/mapapps-4-developers/compare/4.6.0...4.6.1
+[4.6.0]: https://github.com/conterra/mapapps-4-developers/compare/4.5.0...4.6.0
diff --git a/RELEASE.md b/RELEASE.md
index 7951b33..ed14746 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,4 +1,4 @@
-✅ Tested for map.apps 4.15.1 / Linie 4
+✅ Tested for map.apps 4.16.0 / Linie 4
 
 #### Release Notes
 - autogenerated SNAPSHOT-Release
diff --git a/gulpfile.js b/gulpfile.js
index f9527ef..2e68a1c 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -64,15 +64,13 @@ mapapps.registerTasks({
     },
 
     /* a list of themes inside this project */
-    themes: [/*"sample-theme"*/],
+    themes: [],
     /* state that the custom theme will be dependant from map.apps everlasting theme that provides the base styles */
     hasBaseThemes: true,
     /* state that we want to support vuetify components and therefore need the vuetify core styles*/
     hasVuetify: true,
     themeChangeTargets: {
-        "vuetify": [
-            // "sample_theme"
-        ]
+        "vuetify": []
     },
     /* A list oft target browser versions. This should be streamlined with Esri JS API requirements. */
     transpileTargets: {
@@ -139,7 +137,6 @@ gulp.task("lint",
 gulp.task("preview",
     gulp.series(
         "build",
-        "lint",
         gulp.parallel(
             "watch",
             "browser-sync"
diff --git a/gulpfile.overrides-sample.js b/gulpfile.overrides-sample.js
new file mode 100644
index 0000000..9ba324e
--- /dev/null
+++ b/gulpfile.overrides-sample.js
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) con terra GmbH
+ */
+/*
+  Rename this file to `gulpfile.overrides.js`, then you are able to modify the listed build flags.
+
+  Do not commit this file, it is intended to be a local developer file.
+
+*/
+module.exports = {
+    // debug mode of ct-mapapps-gulp-js
+    debug: true,
+
+    // enable linting during watch
+    lintOnWatch: true,
+
+    // use https not http (uses self signed certificate )
+    https: false,
+
+    // should the browser reload the open windows if files change
+    autoReload: true,
+
+    // disable initial build before starting the dev server
+    previewNoInitialBuild: false,
+
+    // defines how much workers are maximal allowed to use (3 is enough)
+    rollupBuildMaxWorkers: 1,
+
+    // on which port should the dev server be opened
+    port: 9090,
+
+    // should the browser be opened pointing to the dev server?
+    openBrowser: true,
+};
diff --git a/package.json b/package.json
index 899af04..885ba70 100644
--- a/package.json
+++ b/package.json
@@ -4,22 +4,31 @@
     "version": "0.0.1",
     "license": "CC0-1.0",
     "scripts": {
-        "check-licenses": "node ./src/support/js/check-licenses.js"
+        "check-licenses": "tsx ./src/support/js/check-licenses.ts",
+        "check-types": "tsc --noEmit",
+        "watch-types": "tsc -w --noEmit"
     },
     "devDependencies": {
-        "@conterra/ct-mapapps-typings": "4.15.1",
-        "@conterra/mapapps-mocha-runner": "^1.1.1",
-        "@types/arcgis-js-api": "4.26.0",
-        "chai": "^4.3.7",
-        "ct-mapapps-browser-sync": "0.0.30",
-        "ct-mapapps-gulp-js": "0.9.4",
-        "eslint-config-ct-prodeng": "1.3.0-next-2",
-        "license-checker": "^25.0.1",
-        "mocha": "^10.2.0",
-        "puppeteer": "^19.11.1",
-        "vue-template-compiler": "2.7.8",
-        "stylelint-config-ct-prodeng": "1.0.4",
-        "stylelint-config-recommended": "5.0.0",
-        "stylelint": "^13.13.1"
+        "@conterra/ct-mapapps-typings": "~4.16.0",
+        "@conterra/mapapps-mocha-runner": "1.1.1",
+        "@types/arcgis-js-api": "4.28.0",
+        "@types/chai": "4.3.10",
+        "@types/license-checker": "^25.0.6",
+        "@types/mocha": "10.0.4",
+        "chai": "4.3.10",
+        "ct-mapapps-browser-sync": "0.0.34",
+        "ct-mapapps-gulp-js": "0.10.2",
+        "eslint-config-ct-prodeng": "1.4.0",
+        "license-checker": "25.0.1",
+        "mocha": "10.2.0",
+        "puppeteer": "21.5.2",
+        "stylelint": "15.11.0",
+        "stylelint-config-ct-prodeng": "2.0.0",
+        "stylelint-config-recommended": "13.0.0",
+        "stylelint-config-recommended-less": "2.0.0",
+        "ts-node": "^10.9.1",
+        "tsx": "^4.6.0",
+        "typescript": "5.2.2",
+        "vue-template-compiler": "2.7.15"
     }
 }
diff --git a/pom.xml b/pom.xml
index 0e1024b..589ab2e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -46,11 +46,6 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
-            <dependency>
-                <groupId>de.conterra.mapapps</groupId>
-                <artifactId>ct-mapapps-js</artifactId>
-                <version>${mapapps.version}</version>
-            </dependency>
         </dependencies>
     </dependencyManagement>
     <dependencies>
@@ -81,7 +76,6 @@
             <version>${ct.jsrt-test.version}</version>
             <scope>test</scope>
         </dependency>
-
     </dependencies>
     <build>
         <pluginManagement>
@@ -143,10 +137,9 @@
                 <plugin>
                     <groupId>com.github.eirslett</groupId>
                     <artifactId>frontend-maven-plugin</artifactId>
-                    <version>1.12.1</version>
+                    <version>1.14.2</version>
                     <configuration>
-                        <nodeVersion>v18.13.0</nodeVersion>
-                        <npmVersion>8.19.3</npmVersion>
+                        <nodeVersion>v20.9.0</nodeVersion>
                     </configuration>
                 </plugin>
                 <plugin>
@@ -224,7 +217,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.8.0</version>
+                <version>3.11.0</version>
                 <configuration>
                     <skip>true</skip>
                 </configuration>
@@ -232,7 +225,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
-                <version>3.1.0</version>
+                <version>3.5.0</version>
                 <configuration>
                     <skip>true</skip>
                 </configuration>
@@ -240,6 +233,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-dependency-plugin</artifactId>
+                <version>3.5.0</version>
                 <executions>
                     <execution>
                         <id>unpack-themes-src</id>
@@ -408,6 +402,12 @@
             <plugin>
                 <groupId>de.conterra.mapapps</groupId>
                 <artifactId>mapapps-maven-plugin</artifactId>
+                <configuration>
+                    <!-- only build zip files -->
+                    <skipDeploy>true</skipDeploy>
+                    <sourceDirectory>${js.build.outputPath}/apps</sourceDirectory>
+                    <outputDirectory>${project.build.directory}</outputDirectory>
+                </configuration>
                 <executions>
                     <execution>
                         <!-- used to create .zip files containing the apps during the build -->
@@ -416,32 +416,7 @@
                             <goal>deployApps</goal>
                         </goals>
                     </execution>
-                    <execution>
-                        <id>build-app-template</id>
-                        <phase>prepare-package</phase>
-                        <goals>
-                            <goal>deployAppTemplate</goal>
-                        </goals>
-                        <configuration>
-                            <templateFile>${project.build.directory}/${project.artifactId}-sample-app.zip</templateFile>
-                            <templateResources>
-                                <templateResource>
-                                    <directory>${js.build.outputPath}/apps/sample</directory>
-                                    <includes>
-                                        <include>**/*</include>
-                                    </includes>
-                                </templateResource>
-                            </templateResources>
-                        </configuration>
-                    </execution>
                 </executions>
-                <configuration>
-                    <!-- only build zip files -->
-                    <skipDeploy>true</skipDeploy>
-                    <createApp>false</createApp>
-                    <sourceDirectory>${js.build.outputPath}/apps</sourceDirectory>
-                    <outputDirectory>${project.build.directory}</outputDirectory>
-                </configuration>
             </plugin>
             <plugin>
                 <artifactId>maven-assembly-plugin</artifactId>
@@ -495,11 +470,12 @@
         <root.build.outputPath>${project.build.directory}/webapp</root.build.outputPath>
         <js.build.outputPath>${root.build.outputPath}/js</js.build.outputPath>
 
-        <mapapps.version>4.15.1</mapapps.version>
+        <mapapps.version>4.16.0</mapapps.version>
+        <vuetify.version>1.5.28</vuetify.version>
         <!-- JS lib versions -->
         <apprt.version>${mapapps.version}</apprt.version>
         <!-- java lib versions -->
-        <ct.jsregistry.version>1.5.10</ct.jsregistry.version>
+        <ct.jsregistry.version>1.5.14</ct.jsregistry.version>
         <ct.jsrt-test.version>2.0.2</ct.jsrt-test.version>
 
         <!-- the default app, replaced in the *.html files to switch app names-->
@@ -562,6 +538,11 @@
                     <artifactId>ags-js-api4</artifactId>
                     <scope>test</scope>
                 </dependency>
+                <dependency>
+                    <groupId>com.esri</groupId>
+                    <artifactId>terraformer-js</artifactId>
+                    <scope>test</scope>
+                </dependency>
                 <dependency>
                     <groupId>moment-js</groupId>
                     <artifactId>moment-js</artifactId>
diff --git a/src/support/js/check-licenses.ts b/src/support/js/check-licenses.ts
new file mode 100644
index 0000000..9eda7f4
--- /dev/null
+++ b/src/support/js/check-licenses.ts
@@ -0,0 +1,59 @@
+/*
+    Checks licenses of node dependencies against a list of allowed licenses.
+    Fails with exit code != 0 and an error message if a disallowed license is encountered.
+    The script should be executed from the project root directory after dependencies have been installed:
+
+        $ tsx ./src/support/js/check-licenses.ts
+
+    To run checks yourself (e.g. to update the allow list or to get details), install
+    license-checker yourself and run it from the project root directory:
+
+        $ npm install -g license-checker
+        $ license-checker --summary # outputs list of used licenses
+        $ license-checker --json    # outputs details
+
+    See also https://www.npmjs.com/package/license-checker
+*/
+
+import { init as initChecker } from "license-checker";
+import { cwd, exit} from "node:process";
+
+// Licenses known to be OK.
+const ACCEPTED_LICENSES = [
+    "MIT",
+    "ISC",
+    "Apache-2.0",
+    "Apache 2.0",
+    "BSD-2-Clause",
+    "BSD-3-Clause",
+    "BSD",
+    "CC0-1.0",
+    "CC-BY-3.0",
+    "CC-BY-4.0",
+    "Python-2.0",
+    "Unlicense" // Note: not unlicenseD (https://opensource.org/licenses/unlicense)
+];
+
+// Packages with licenses that are not recognized properly by license-checker.
+// These must be checked manually.
+const SKIP_PACKAGES = [
+    "event-stream@3.0.20", // MIT License not recognized
+    "taffydb@2.6.2" // BSD-1-Clause License in source code
+];
+
+initChecker(
+    {
+        start: cwd(),
+        onlyAllow: ACCEPTED_LICENSES.join(";"),
+        excludePackages: SKIP_PACKAGES.join(";")
+    },
+    (error, packages) => {
+        void packages; // currently unused
+
+        if (error) {
+            console.error("Error: ", error);
+            exit(1);
+        }
+        exit(0);
+    }
+);
diff --git a/src/test/webapp/js/tests/test-init.js b/src/test/webapp/js/tests/test-init.js
index 68bef32..267060e 100644
--- a/src/test/webapp/js/tests/test-init.js
+++ b/src/test/webapp/js/tests/test-init.js
@@ -15,12 +15,11 @@
  */
 testConfig({
     jsregistry: [{
-            //root: "url to registry..",
-            packages: [
-                // register all self hosted packages
-                "*"
-            ]
-        }
+        //root: "url to registry..",
+        packages: [
+            // register all self hosted packages
+            "*"
+        ]}
         //uncomment, if project runs in remote mode
         // ,{
         //     root: "@@mapapps.remote.base@@/resources/jsregistry/root",
diff --git a/src/test/webapp/login.css b/src/test/webapp/login.css
index d28165e..3976a7d 100644
--- a/src/test/webapp/login.css
+++ b/src/test/webapp/login.css
@@ -129,4 +129,4 @@
 .dj_ie .start.notheme .dijitInputInner,
 .dj_gecko .start.notheme .dijitInputInner{
     height: 22px;
-}
\ No newline at end of file
+}
diff --git a/tsconfig.json b/tsconfig.json
index f33e19d..c1df1bb 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,7 +9,11 @@
         },
         "allowJs": true,
         "noEmit": true,
+        "strict": true,
+        "noImplicitAny": true,
+        "strictNullChecks": true,
         "skipLibCheck": true,
         "esModuleInterop": true
-    }
+    },
+    "include": ["src"]
 }