Add zsh support for Hestia PATH configuration (#5191)

Add support for zsh shell in PATH configuration during installation.
Now checks for both .bashrc and .zshrc files and adds Hestia bin directory
to PATH for whichever shell configuration files exist.

install/hst-install-debian.sh

@@ -2406,11 +2406,16 @@ BIN="$HESTIA/bin"
 source $HESTIA/func/syshealth.sh
 syshealth_repair_system_config
 
-# Add /usr/local/hestia/bin/ to path variable
-echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
+# Add /usr/local/hestia/bin/ to PATH variable in .bashrc if it exists
+[[ -f /root/.bashrc ]] && echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
     . /etc/profile.d/hestia.sh
 fi' >> /root/.bashrc
 
+# Add /usr/local/hestia/bin/ to PATH variable in .zshrc if it exists
+[[ -f /root/.zshrc ]] && echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
+    . /etc/profile.d/hestia.sh
+fi' >> /root/.zshrc
+
 #----------------------------------------------------------#
 #                   Hestia Access Info                     #
 #----------------------------------------------------------#

install/hst-install-ubuntu.sh

@@ -2397,11 +2397,16 @@ BIN="$HESTIA/bin"
 source $HESTIA/func/syshealth.sh
 syshealth_repair_system_config
 
-# Add /usr/local/hestia/bin/ to path variable
-echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
+# Add /usr/local/hestia/bin/ to PATH variable in .bashrc if it exists
+[[ -f /root/.bashrc ]] && echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
     . /etc/profile.d/hestia.sh
 fi' >> /root/.bashrc
 
+# Add /usr/local/hestia/bin/ to PATH variable in .zshrc if it exists
+[[ -f /root/.zshrc ]] && echo 'if [ "${PATH#*/usr/local/hestia/bin*}" = "$PATH" ]; then
+    . /etc/profile.d/hestia.sh
+fi' >> /root/.zshrc
+
 #----------------------------------------------------------#
 #                   Hestia Access Info                     #
 #----------------------------------------------------------#