fix installer and add exit when password false

install

@@ -41,7 +41,14 @@ install() {
     echo "$USER ALL = NOPASSWD:/usr/local/bin/clidmanager" > no_pwd_clidmanager 
 
     sudo chown 0:0 no_pwd_clidmanager
-
+    if [ $? -ne 0 ]
+        then
+            sed -i -e /"alias dm='sudo clidmanager'"/d ~/.bashrc && \
+            sed -i -e /"alias clidmanager='sudo clidmanager'"/d ~/.bashrc && \
+            sed -i -e /"alias dw='source docker_work'"/d ~/.bashrc 
+            rm no_pwd_clidmanager
+            exit 0
+    else        
         sudo cp -f clidmanager docker_work /usr/local/bin/ && sudo mv no_pwd_clidmanager /etc/sudoers.d/
         echo
         echo "clidmanager intalliert."
@@ -89,7 +96,7 @@ if [ $? -eq 0 ]
 
         esac
 else 
-    docker compose version
+    docker compose version >/dev/null 2>&1
     if [ $? -ne 0 ]
         then
         echo "Docker Compose wird für die verwendung von clidmanager benötigt."