fix: github debian build action

Author: robert-burger

.github/workflows/build-deb.yaml

@@ -58,10 +58,7 @@ jobs:
           apt-get update
           apt-get install -y build-essential devscripts debhelper autoconf-archive autotools-dev pkg-config sed git tar gzip curl jq libyaml-cpp-dev rsync
           
-          CODENAME=$(lsb_release -sc)
-          curl -fsSL https://deb.burger-system.de/deb.burger-system.de.gpg | tee /usr/share/keyrings/deb.burger-system.de.gpg > /dev/null
-          echo "deb [arch=amd64 signed-by=/usr/share/keyrings/deb.burger-system.de.gpg] https://deb.burger-system.de/debian ${CODENAME} main" | tee /etc/apt/sources.list.d/burger-system.list > /dev/null
-
+          curl -fsSL https://deb.burger-system.de/setup.sh | bash > /dev/null
           apt-get update
           apt-get install -y libethercat-dev libosal-dev robotkernel-service-helper robotkernel-dev \
             service-provider-canopen-protocol-dev \
@@ -88,20 +85,23 @@ jobs:
         shell: bash
         run: |
           # baue mit dpkg-buildpackage (ohne signieren)
+          export DEBEMAIL="[email protected]"
+          export DEBFULLNAME="Robert Burger"
           CODENAME=$(lsb_release -sc)
-          DEBEMAIL="[email protected]"
-          DEBFULLNAME="Robert Burger"
           VERSION=$(dpkg-parsechangelog --show-field Version)
+          PRE_VERSION="pre${GITHUB_RUN_NUMBER}"
 
           # Check if version already contains codename suffix
           if [[ "$VERSION" == *"~${CODENAME}"* || "$VERSION" == *"+${CODENAME}"* ]]; then
             echo "Version already contains codename suffix, skipping dch."
           else
-            # If there's already a ~ in version (like ~pre1), add +codename
-            if [[ "$VERSION" == *"~"* ]]; then
-              dch --local +${CODENAME} --distribution ${CODENAME} "Build for ${CODENAME}"
+            if [[ ! $GITHUB_REF =~ ^refs/tags/ ]]; then
+              # Not a tag, so add ~pre<x>
+              FULL_VERSION="${VERSION}~${PRE_VERSION}-1~${CODENAME}-pre"
+              dch -b --newversion "${FULL_VERSION}" --distribution "${CODENAME}-pre" "Pre-release for ${CODENAME}-pre"
             else
-              dch --local ~${CODENAME} --distribution ${CODENAME} "Build for ${CODENAME}"
+              FULL_VERSION="${VERSION}-1~${CODENAME}"
+              dch --newversion "${FULL_VERSION}" --distribution "${CODENAME}" "Pre-release for ${CODENAME}"
             fi
           fi