Add workflow for building and TestFlight

fastlane/Matchfile

@@ -0,0 +1,13 @@
+git_url(ENV['CERTIFICATES_GIT_URL'])
+
+storage_mode("git")
+
+type("appstore") # The default type, can be: appstore, adhoc, enterprise or development
+
+# app_identifier(["tools.fastlane.app", "tools.fastlane.app2"])
+# username("user@fastlane.tools") # Your Apple Developer Portal username
+
+# For all available options run `fastlane match --help`
+# Remove the # in the beginning of the line to enable the other options
+
+# The docs are available on https://docs.fastlane.tools/actions/match