fix: envsubst when variable contains a '&'

templates/gitlab-ci-openshift.yml

@@ -288,7 +288,8 @@ stages:
   }
 
   function awkenvsubst() {
-    awk '{while(match($0,"[$%]{[^}]*}")) {var=substr($0,RSTART+2,RLENGTH-3);val=ENVIRON[var]; gsub("[$%]{"var"}",val)}}1'
+    # escapes '&' char in variables for gsub
+    awk '!/# *nosubst/{while(match($0,"[$%]{[^}]*}")) {var=substr($0,RSTART+2,RLENGTH-3);val=ENVIRON[var];gsub("&","\\\\&",val);gsub("[$%]{"var"}",val)}}1'
   }
 
   function pre_apply() {