add builders

Author: jvde-github

.github/workflows/build-builder-images.yml

@@ -86,13 +86,15 @@ jobs:
               make install && \
               ldconfig
 
-          # Clone NMEA2000 and build static library to /usr/local
-          RUN git clone https://github.com/ttlappalainen/NMEA2000.git --depth 1 /usr/local/NMEA2000 && \
-              cd /usr/local/NMEA2000/src && \
+          # Clone NMEA2000 and build static library to /workspace
+          WORKDIR /workspace
+          RUN git clone https://github.com/ttlappalainen/NMEA2000.git --depth 1 && \
+              cd NMEA2000/src && \
               g++ -O3 -c N2kMsg.cpp N2kStream.cpp N2kMessages.cpp N2kTimer.cpp NMEA2000.cpp \
                   N2kGroupFunctionDefaultHandlers.cpp N2kGroupFunction.cpp -I. && \
               ar rcs libnmea2000.a *.o
 
+
           # Clean up build artifacts
           RUN rm -rf /tmp/build