docs: Update docs with iOS app reference and added Github actions badges

Also, changed '. export.sh' to 'source export.sh' because people often
gets confused and executes the script which is supposed to be sourced.

.github/workflows/docker-image.yml

@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-name: Docker Image CI
+name: Build Docker
 
 on:
   push:

.github/workflows/pages.yml

@@ -15,11 +15,11 @@
 # This workflow build examples, store the artifacts and deploy them to github pages.
 # Generates the launchpad configuration file that can be used with the url.
 
-name: Build and Deploy example bins to github pages
+name: Build Examples
 
 on:
   workflow_run:
-    workflows: ["Docker Image CI"]
+    workflows: ["Build Docker"]
     types: [completed]
 
   # Allows you to run this workflow manually from the Actions tab