Remove the OS image customization process (#731)

Author: ferrarimarco

.github/dependabot.yaml

@@ -28,21 +28,9 @@ updates:
     package-ecosystem: "pip"
     schedule:
       interval: "daily"
-  - directory: "/docker/os-image-builder"
-    package-ecosystem: "docker"
-    schedule:
-      interval: "daily"
   - directory: "/docker/restic"
     package-ecosystem: "docker"
     schedule:
       interval: "daily"
-  - directory: "/docker/template-renderer"
-    package-ecosystem: "docker"
-    schedule:
-      interval: "daily"
-  - directory: "/docker/template-renderer"
-    package-ecosystem: "pip"
-    schedule:
-      interval: "daily"
 version: 2
 ...

.github/workflows/build-container-images.yaml

@@ -58,7 +58,5 @@ jobs:
         container-image-context-directory:
           - ansible
           - arduino-cli
-          - os-image-builder
           - restic
-          - template-renderer
 ...

.github/workflows/build-firmware-images.yaml

@@ -25,7 +25,4 @@ jobs:
       - name: "Build the Smart Desk firmware image"
         run: |
           scripts/build.sh
-  update-release-draft:
-    if: ${{ github.ref == 'refs/heads/master' || github.ref == 'refs/heads/main' }}
-    uses: ./.github/workflows/draft-release.yaml
 ...

.github/workflows/build-os-images.yaml

@@ -56,7 +56,7 @@ The current version of the home lab uses a Raspberry Pi 4 as a seed device. To
 initialize the seed device:
 
 1. Update and configure the bootloader.
-1. Prepare the seed device boot disk and
+1. Prepare the seed device boot disk.
 1. Boot the seed device.
 
 #### Update and configure the Raspberry Pi 4 bootloader
@@ -259,17 +259,6 @@ Grafana dashboards that ship with a datasource, do the following:
 
 In this section, you set up a development environment for the home lab.
 
-### Generate the templated files
-
-To avoid duplications, a template generator produces files from templates.
-To generate templated files, do the following:
-
-```sh
-scripts/generate-templated-files.sh
-```
-
-After the generator produces the files, commit any updates to the generated files.
-
 ## Container migration playbook
 
 If you need to migrate containers and data between hosts, do the following: