made a backup for prod_build

prod_build/linux/debian/scripts/build.sh

+#!/bin/bash
+
+WORKDIR="resources/cellframe/cellframe-node"
+SCRIPTDIR="prod_build/linux/debian/scripts"
+
+#cd $WORKDIR
+	$SCRIPTDIR/compile_and_pack.sh || exit 2 && \
+	$SCRIPTDIR/test.sh || exit 3 && \
+	$SCRIPTDIR/install_test.sh || exit 4 && \
+	$SCRIPTDIR/cleanup.sh || exit 5
+#cd $wd

prod_build/linux/debian/scripts/chroot/pre-build.sh

+#!/bin/bash
+
+check_packages() {
+
+	IFS=" "
+	local PKG_DEPPIES=$(echo $PKG_DEPS | sed 's/\"//g')
+	for element in "$PKG_DEPPIES"; do
+		echo "[DEBUGGA] Checking if $element is installed"
+		if ! dpkg-query -s $element; then 
+			echo "[WRN] Package $element is not installed. Starting installation"
+			return 1
+		fi
+	done
+	return 0
+
+}
+
+install_dependencies() {
+
+	echo "Checking out the dependencies"
+	if check_packages >> /dev/null; then
+		echo "[INF] All required packages are installed"
+	else
+		echo ""
+		local PKG_DEPPIES=$(echo $PKG_DEPS | sed 's/\"//g')
+		echo "[DEBUGGA] Attempting to install $PKG_DEPPIES"
+		if sudo apt-get install $PKG_DEPPIES -y ; then
+			echo ""
+			echo "[INF] Packages were installed successfully"
+		else
+			echo "[ERR] can\'t install required packages. Please, check your package manager"
+			echo "Aborting"
+			exit 1
+		fi
+	fi
+	return 0
+
+}
+PKG_DEPS=$1
+install_dependencies
+
+#for variable in $(cat ./prod_build/general/conf/brands | sed 's/\"//g'); do
+#	echo $variable
+#	export "$variable"
+#done

prod_build/linux/debian/scripts/cleanup.sh

+#!/bin/bash
+
+make distclean

prod_build/linux/debian/scripts/compile_and_pack.sh

+#!/bin/bash
+
+#if [ "$1" == "--static" ]; then
+#	export $QT_SELECT="qtstatic" #For static builds we'll have a special qt instance, which should be installed manually for now, unfortunately.
+#fi
+
+# error_explainer() {
+
+#	case "$1" in
+#		"1"	) echo "Error in pre-config happened. Please, review logs";;
+#		"2"	) echo "Error in compilation happened. Please, review logs";;
+#		*	) echo "Unandled error $1 happened. Please, review logs";;
+#	esac
+#	exit $1
+
+# }
+
+
+
+### dpkg-buildpackage -J -us --changes-option=--build=any -uc && mkdir -p build && mv ../*.deb build/ && make distclean || error=$? && make distclean && $(error_explainer $error) #2DO: Learn how to sign up the package.
+
+# if [ "$1" == "--static" ]; then
+ #	export $QT_SELECT="default" #Returning back the shared library link
+  #fi
+
+
+#cmake -S . -B build && make -C build && cpack -B build
+pwd
+mkdir -p build && cd build && cmake ../ && make -j3 && cpack && cd ..
+
+### touch /etc/apt/sources.list.d/demlabs.list deb https://debian.pub.demlabs.net/ bionic main universe multiverse
+
+### wget https://debian.pub.demlabs.net/debian.pub.demlabs.net.gpg
+### apt-key add demlabskey.asc
+
+### apt-get update
+### apt-get install cellframe-node
+

prod_build/linux/debian/scripts/deploy.sh

+#!/bin/bash
+
+echo "Deploying to $PACKAGE_PATH"
+echo $wd
+PKGFILES=($(ls build/*.deb))
+mv build/*.deb $wd/$PACKAGE_PATH || echo "[ERR] Something went wrong in publishing the package. Now aborting."
+
+if [ ! -z $UPDVER ]; then
+	for pkgfile in $PKGFILES; do
+		ln -sf $wd/$PACKAGE_PATH/$pkgfile $wd/$PACKAGE_PATH/$pkgfile-latest
+	done
+	export -n "UPDVER"
+	#Need to create latest symlink to the project.
+fi
+
+#symlink name-actual to the latest version.
+#build/deb/versions - for all files
+#build/deb/${PROJECT}-latest - for symlinks.

prod_build/linux/debian/scripts/install_test.sh

+#!/bin/bash
+
+echo "stub for installation testing"

prod_build/linux/debian/scripts/post-build.sh

+#!/bin/bash
+
+#echo "Stub for post-build actions"
+echo "Entering post-build deployment and cleanup"
+SCRIPTDIR="prod_build/linux/debian/scripts"
+
+$SCRIPTDIR/deploy.sh || exit 10 && \
+$SCRIPTDIR/cleanup.sh || exit 11

prod_build/linux/debian/scripts/pre-build.sh

+#!/bin/bash
+
+#export_variables() {
+
+#IFS=$'\n'
+#for variable in $(cat prod_build/linux/debian/conf/*); do
+#	echo "$variable"
+#	export $(echo "$variable" | sed 's/\"//g')
+#done
+
+#}
+
+
+#installing required dependencies
+
+check_packages() {
+
+	IFS=" "
+	local PKG_DEPPIES=$(echo $PKG_DEPS | sed 's/\"//g')
+	for element in "$PKG_DEPPIES"; do
+		echo "[DEBUGGA] Checking if $element is installed"
+		if ! dpkg-query -s $element; then 
+			echo "[WRN] Package $element is not installed. Starting installation"
+			return 1
+		fi
+	done
+	return 0
+
+}
+
+install_dependencies() {
+
+	if check_packages >> /dev/null; then
+		echo "[INF] All required packages are installed"
+	else
+		echo ""
+		local PKG_DEPPIES=$(echo $PKG_DEPS | sed 's/\"//g')
+		echo "[DEBUGGA] Attempting to install $PKG_DEPPIES"
+		if sudo /usr/bin/apt-get install -y $PKG_DEPPIES ; then
+			echo ""
+			echo "[INF] Packages were installed successfully"
+		else
+			echo "[ERR] can\'t install required packages. Please, check your package manager"
+			echo "Aborting"
+			exit 1
+		fi
+	fi
+	return 0
+
+}
+
+#extract_version_number() {
+
+#IFS=" "
+#for entry in $VERSION_ENTRIES; do
+#	VERSION_STRING=$(echo $VERSION_STRING | sed "s/$entry/$( cat $VERSION_FILE | grep $entry | sed 's/ //g' | cut -d '=' -f2 )/") #Replacing templates with numbers
+#done
+#echo -e "project version is $VERSION_STRING"
+#
+#}
+
+#extract_gitlog_text() {
+#
+#borders=$( git log | grep -n 'commit\|Date' | head -n 3 | tail -n 2 | cut -d ':' -f1)
+#upb=$(echo $borders | cut -d $'\n' -f1)
+#dwnb=$(echo $borders | cut -d $'\n' -f2)
+#text=$(git log | head -n $( expr $dwnb - 2 ) | tail -n $( expr $dwnb - $upb - 3 ) )
+#echo $text
+#
+#}
+
+#. prod_build/general/install_dependencies
+
+. prod_build/general/pre-build.sh #VERSIONS and git
+export_variables "prod_build/general/conf/*"
+export_variables "prod_build/linux/debian/conf/*"
+
+VERSION_STRING=$(echo $VERSION_FORMAT | sed "s/\"//g" ) #Removing quotes
+VERSION_ENTRIES=$(echo $VERSION_ENTRIES | sed "s/\"//g" )
+extract_version_number
+[ -e prod_build/linux/debian/essentials/changelog ] && last_version_string=$(cat prod_build/linux/debian/essentials/changelog | head -n 1 | cut -d '(' -f2 | cut -d ')' -f1)
+
+
+
+#if [ -z "$last_version_string"]; then 
+#	echo "Changelog won't be modified"
+#	exit 1;
+#fi
+
+### ideally, we need to ask whether changelog needs to be updated or not
+### is it correct? And if not, we just need to exit from this conditional construction
+### not quite. See, there is always a changelog in git. (git log). We need to maintain debian/changelog on projects not built with cmake, 
+### cause information from this changelog (version) is used to write package metadata. And we had messed up for a long time because of desyncing. 
+### This is a solution. We modify the changelog only if there are updates and not on build servers. And of course if it's not cmake-based build project.
+### let's keep those comments here for a while
+
+if [ $( gitlab-runner -v 2> /dev/null ; echo $? ) == 0 ]; then  
+	echo "[WRN] on build platform. Version won't be changed" # okay, so this echo wont be outputted as the condition is not true
+
+elif [ ! -e debian/changelog ]; then  ### I guess this what's supposed to be added in order to solve the issue with the changelog?+
+	echo "[INF] Debian changelog does not exist. Nothing to be done there." #I supposed it should look somehow like that.
+#makes sense
+elif [ "$last_version_string" == "$VERSION_STRING" ]; then
+	echo "[INF] Version $last_version_string is equal to $VERSION_STRING. Nothing to change"
+else
+	echo "[INF] editing the changelog"
+	text=$(extract_gitlog_text)
+	IFS=$'\n'
+	for textline in $text; do
+		dch -v $VERSION_STRING $textline
+	done
+	branch=$(git branch | grep "*" | cut -c 3- )
+	case branch in
+		"master" ) branch="stable";;
+		"develop" ) branch="testing";;
+	esac
+	dch -r --distribution "$branch" --force-distribution ignored
+	controlfile_version=$(cat prod_build/linux/debian/essentials/control | grep "Standards" | cut -d ' ' -f2) #Add to control info.
+	sed -i "s/$controlfile_version/$VERSION_STRING/" prod_build/linux/debian/essentials/control
+	export UPDVER=1
+fi
+
+IFS=" "
+CHROOT_PREFIX=$1
+for distr in $HOST_DISTR_VERSIONS; do #we need to install required dependencies under schroot.
+	for arch in $HOST_ARCH_VERSIONS; do
+		echo "$CHROOT_PREFIX-$distr-$arch"
+		schroot -c $CHROOT_PREFIX-$distr-$arch -- prod_build/linux/debian/scripts/chroot/pre-build.sh "$PKG_DEPS"
+	done
+done
+
+## Maybe we do have the version required? Then we don't need to build it again. CHECK IT THERE!

prod_build/linux/debian/scripts/test.sh

+#!/bin/bash
+
+echo "Stub for functionality testing"
+