Backport openapi-ui-forms from master also to 2.0.x

.gitignore

@@ -23,6 +23,8 @@ target
 nbactions.xml
 nb-configuration.xml
 catalog.xml
+# ignore VSCode files
+.vscode
 #
 maven-ant-tasks.jar
 test-output

ui/open-api-ui-forms/.babelrc

@@ -0,0 +1,11 @@
+{
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        modules: false
+      }
+    ],
+    '@babel/preset-react'
+  ]
+}

ui/open-api-ui-forms/.gitignore

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+.cache/
+coverage/
+dist/*
+!dist/index.html
+node_modules/
+*.log
+target/
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db

ui/open-api-ui-forms/README.md

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+A generic bundled spa in React, which introspects Swagger OpenAPI definitions file, to build automatically html forms (bootstrap4) for POST endpoints exchanging JSON
+
+GOALs:
+- build automatically an html form, by introspecting Swagger OpenAPI definitions file
+- the introspection works at runtime, not at `npm` build time
+
+non-GOALS:
+- not a "low-code" app generator
+
+# DEMO
+
+Watch the video on YouTube:
+
+[![Watch the video](https://img.youtube.com/vi/av_DoGNl2jI/hqdefault.jpg)](https://youtu.be/av_DoGNl2jI)
+
+## Building and running on localhost
+
+First install dependencies:
+
+```sh
+npm install
+```
+
+To create a production build:
+
+```sh
+npm run build-prod
+```
+
+To create a development build:
+
+```sh
+npm run build-dev
+```
+
+## Running
+
+Open the file `dist/index.html` in your browser
+
+## Deploying
+
+To include it in your project (replace xyz with the latest version):
+
+```
+<dependency>
+    <groupId>io.smallrye</groupId>
+    <artifactId>smallrye-open-api-ui-forms</artifactId>
+    <version>xyz</version>
+    <scope>runtime</scope>
+</dependency>
+```
+
+The UI will be available under `/openapi-ui-forms`.