doc: small adaptions

Author: simonwalz

docs/development-guide.md

@@ -35,7 +35,7 @@ Use CuOS base images with API services for system management:
 
 [Learn more about Variant 2](variants/variant2.md)
 
-### Variant 3: Base of CuOS System Image
+### Variant 3: Base on CuOS System Image
 
 Run your application in a Docker container with full CuOS integration:
 - Complete application container support

docs/variants/variant1.md

@@ -67,19 +67,21 @@ COPY seccomp-default.json /etc/docker/
 RUN apt-get update && apt-get install --no-install-recommends -y \
   initramfs-tools \
   zstd \
-  && echo "btrfs" >>/etc/initramfs-tools/modules \
-  && echo "ahci" >>/etc/initramfs-tools/modules \
-  && echo "nvme" >>/etc/initramfs-tools/modules \
-  && echo "sd_mod" >>/etc/initramfs-tools/modules \
-  && echo "sdhci" >>/etc/initramfs-tools/modules \
-  && echo "sdhci_pci" >>/etc/initramfs-tools/modules \
-  && echo "usb_storage" >>/etc/initramfs-tools/modules \
-  && echo "mmc_block" >>/etc/initramfs-tools/modules \
-  && echo "mmc_core" >>/etc/initramfs-tools/modules \
-  && echo "sr_mod" >>/etc/initramfs-tools/modules \
-  && echo "microcode" >>/etc/initramfs-tools/modules \
+  && apt-get clean && rm -rf /var/lib/apt/lists/* \
   && echo "RESUME=none" >>/etc/initramfs-tools/conf.d/resume \
-  && apt-get clean && rm -rf /var/lib/apt/lists/*
+  && cat >> "/etc/initramfs-tools/modules" <<'EOF'
+btrfs
+ahci
+nvme
+sd_mod
+sdhci
+sdhci_pci
+usb_storage
+mmc_block
+mmc_core
+sr_mod
+microcode
+EOF
 
 # Install required packages
 RUN apt-get update && apt-get install --no-install-recommends -y \

docs/variants/variant2.md

@@ -77,19 +77,21 @@ COPY seccomp-default.json /etc/docker/
 RUN apt-get update && apt-get install --no-install-recommends -y \
   initramfs-tools \
   zstd \
-  && echo "btrfs" >>/etc/initramfs-tools/modules \
-  && echo "ahci" >>/etc/initramfs-tools/modules \
-  && echo "nvme" >>/etc/initramfs-tools/modules \
-  && echo "sd_mod" >>/etc/initramfs-tools/modules \
-  && echo "sdhci" >>/etc/initramfs-tools/modules \
-  && echo "sdhci_pci" >>/etc/initramfs-tools/modules \
-  && echo "usb_storage" >>/etc/initramfs-tools/modules \
-  && echo "mmc_block" >>/etc/initramfs-tools/modules \
-  && echo "mmc_core" >>/etc/initramfs-tools/modules \
-  && echo "sr_mod" >>/etc/initramfs-tools/modules \
-  && echo "microcode" >>/etc/initramfs-tools/modules \
+  && apt-get clean && rm -rf /var/lib/apt/lists/* \
   && echo "RESUME=none" >>/etc/initramfs-tools/conf.d/resume \
-  && apt-get clean && rm -rf /var/lib/apt/lists/*
+  && cat >> "/etc/initramfs-tools/modules" <<'EOF'
+btrfs
+ahci
+nvme
+sd_mod
+sdhci
+sdhci_pci
+usb_storage
+mmc_block
+mmc_core
+sr_mod
+microcode
+EOF
 
 # Install required packages
 RUN apt-get update && apt-get install --no-install-recommends -y \

docs/variants/variant3.md

@@ -1,4 +1,4 @@
-# Variant 3: Base of CuOS System Image
+# Variant 3: Base on CuOS System Image
 
 This guide explains how to use your CuOS base images. You provide and run your application in a docker container. Be aware, that it is possible, to just use this as packaging, as you can run docker containers priviledged and even with host shared pid and network space.