Install requirements via install script

Closes https://git.autonomic.zone/coop-cloud/abra/issues/196.

.drone.yml

@@ -22,7 +22,7 @@ steps:
   - name: test installation script
     image: debian:buster
     commands:
-      - apt update && apt install -yqq sudo
+      - apt update && apt install -yqq sudo lsb-release
       - deploy/install.abra.coopcloud.tech/installer --no-prompt
 
   - name: publish image

deploy/install.abra.coopcloud.tech/installer

@@ -142,7 +142,7 @@ function show_banner {
 
 function install_docker {
   sudo apt-get remove docker docker-engine docker.io containerd runc
-  sudo apt-get install \
+  sudo apt-get install -yq \
     apt-transport-https \
     ca-certificates \
     curl \
@@ -153,7 +153,7 @@ function install_docker {
   "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/debian \
   $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
   sudo apt-get update
-  sudo apt-get install docker-ce docker-ce-cli containerd.io
+  sudo apt-get install -yq docker-ce docker-ce-cli containerd.io
 }
 
 function install_requirements {
@@ -162,8 +162,8 @@ function install_requirements {
 
     sudo apt update && sudo apt install -y \
       curl \
-      pwgen \
-      pwqgen
+      passwdqc \
+      pwgen
 
     echo "Install Docker (https://docs.docker.com/engine/install/debian/)?"
     prompt_confirm