only use first appearing node version, if many, for tagging

Signed-off-by: Sebastian Schmittner <sebastian.schmittner@eecc.de>

Author: Echsecutor

.github/workflows/build-all.yml

@@ -208,8 +208,8 @@ jobs:
         id: indy-node-version
         shell: bash
         run: |
-          export nodeVersion=$(sed "s/~/-/" <<<$(grep -oP "indy-node=\"?\d+.\d+.\d+((~|.)?rc\d+)?\"?" build/Dockerfile.${{ matrix.os_version }} | grep -oP "\d+.\d+.\d+((~|.|-)?rc\d+)?"))
-          if [[ "${nodeVersion}" == "" ]]; then export nodeVersion=$(sed "s/~/-/" <<<$(grep -oP "indy-node/releases/download/v\"?\d+.\d+.\d+((~|.)?rc\d+)?\"?" build/Dockerfile.${{ matrix.os_version }} | grep -oP "\d+.\d+.\d+((~|.|-)?rc\d+)?")); fi
+          export nodeVersion=$(sed "s/~/-/" <<<$(grep -oP -m 1 "indy-node=\"?\d+.\d+.\d+((~|.)?rc\d+)?\"?" build/Dockerfile.${{ matrix.os_version }} | grep -oP "\d+.\d+.\d+((~|.|-)?rc\d+)?"))
+          if [[ "${nodeVersion}" == "" ]]; then export nodeVersion=$(sed "s/~/-/" <<<$(grep -oP -m 1 "indy-node/releases/download/v\"?\d+.\d+.\d+((~|.)?rc\d+)?\"?" build/Dockerfile.${{ matrix.os_version }} | grep -oP "\d+.\d+.\d+((~|.|-)?rc\d+)?")); fi
           if [[ "${nodeVersion}" == "" ]]; then echo "::error::could determine node version for tagging."; exit 1; fi
           echo "::debug::IndyNode Version is ${nodeVersion}"
           echo "::group::DEBUG"