Webapp maintenance (#674)

* Update package locks

- npm update
- upgrade to v3

* [webcore] update package lock to v3

* [webapp] Update dependencies

- npm update
- upgrade lock file version to v3

* [webapp] Increase Node.js requirements

- Node.js 16
- npm 7

* [webapp] Update more dev dependencies

- babel-loader
- eslint-webpack-plugin 4
- rimraf 5
- sass-loader 13
- webpack-cli 5

* [webapp] Remove husky and lint-staged

We were not using these dependencies effectively,
and was a burden when working on
other parts of the repository (#406)

* [webapp] Update @ungap/custom-elements

* [webapp] npm update again

* [webapp] Require dicoogle-client 5.2.5

- due to unexpected breaking change in v5.2.4

* Set webUI module media type to text/javascript

* npm update

* Update webapp dependencies again

npm update

dicoogle/src/main/java/pt/ua/dicoogle/server/web/servlets/webui/WebUIModuleServlet.java

@@ -52,7 +52,7 @@ protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws Se
 
         String process = req.getParameter("process");
 
-        resp.setContentType("application/javascript");
+        resp.setContentType("text/javascript");
         boolean doProcess = process == null || Boolean.parseBoolean(process);
 
         WebUIPlugin plugin = PluginController.getInstance().getWebUIPlugin(name);

dicoogle/src/main/resources/webapp/js/app.js

@@ -25,7 +25,7 @@ import LoginView from "./components/login/loginView";
 import * as UserActions from "./actions/userActions";
 import UserStore from "./stores/userStore";
 
-import "@ungap/custom-elements-builtin";
+import "@ungap/custom-elements";
 import "core-js/stable";
 import "bootstrap";