Automatically lowercasing registry and image name (#86)

* make name lowercase

* Calling toLower

* fixed typo in lowercase method

* Also lowering registry input

* Update test.bats

Adapted tests

* Fixed last Upercases

* Linting

Co-authored-by: Lars Gohr <larsgohr@posteo.de>

entrypoint.sh

@@ -9,11 +9,14 @@ main() {
     echo "::add-mask::${INPUT_PASSWORD}"
     set -x
   fi
-
+  
   sanitize "${INPUT_NAME}" "name"
   sanitize "${INPUT_USERNAME}" "username"
   sanitize "${INPUT_PASSWORD}" "password"
 
+  registryToLower
+  nameToLower
+
   REGISTRY_NO_PROTOCOL=$(echo "${INPUT_REGISTRY}" | sed -e 's/^https:\/\///g')
   if uses "${INPUT_REGISTRY}" && ! isPartOfTheName "${REGISTRY_NO_PROTOCOL}"; then
     INPUT_NAME="${REGISTRY_NO_PROTOCOL}/${INPUT_NAME}"
@@ -68,6 +71,14 @@ sanitize() {
   fi
 }
 
+registryToLower(){
+ INPUT_REGISTRY=$(echo "${INPUT_REGISTRY}" | tr '[A-Z]' '[a-z]')
+}
+
+nameToLower(){
+  INPUT_NAME=$(echo "${INPUT_NAME}" | tr '[A-Z]' '[a-z]')
+}
+
 isPartOfTheName() {
   [ $(echo "${INPUT_NAME}" | sed -e "s/${1}//g") != "${INPUT_NAME}" ]
 }