Dvci 265 icon splash (#53)

* add icon and splash config

* ignore vscode

* disable splash screen, fix suspense fallback

* use Ionic utility library for icon generation

Co-authored-by: Sarah McDougall <87094479+sarahmcdougall@users.noreply.github.com>

.gitignore

@@ -25,3 +25,5 @@ npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 .vscode
+resources
+

README.md

@@ -60,6 +60,14 @@ cordova prepare
 cordova build
 ```
 
+### Create mobile icons
+Ionic utility to create required icon densities for supported platforms from source 1024x0124 icon.
+Will add files to resources folder and update config.xml file with icon paths.
+```
+yarn global add cordova-res
+cordova-res --type icon --icon-source "src/assets/icon.png"
+```
+
 ## Client-side CDC CDSi validator
 
 The SMART Health Card verification process uses a limited-scope, Clinical Quality Language (CQL) engine-based, client-side [validation script](https://github.com/dvci/shc-web-verifier/blob/main/cql/CDSiSupportingData.cql) that executes the Clinical Decision Support for Immunization (CDSi) Supporting Data guidelines.

config.xml

@@ -10,6 +10,9 @@
     <allow-intent href="https://*/*" />
 
     <preference name="cordova.plugins.diagnostic.modules" value="WIFI CAMERA EXTERNAL_STORAGE" />
+    <!-- disable splash screen -->
+    <preference name="SplashScreenDelay" value="0"/>
+    <preference name="FadeSplashScreenDuration" value="0"/>
 
     <platform name="android">
         <config-file target="AndroidManifest.xml" parent="/*" mode="merge">