Add Formatting To CI/CD

Signed-off-by: Will Hawkins <hawkinsw@obs.cr>

ci/format.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Format
+swift format --recursive -i Sources/ 2>&1 >/dev/null
+
+# Modified count
+mc=`git status . | grep modified | wc -l | sed 's/ //g'`
+
+if [ ${mc} -ne 0 ]; then
+    exit 1
+fi
+
+exit 0