feat: template out uid and gid for kayobe image

Author: jackhodgkiss

roles/github/README.md

@@ -36,6 +36,10 @@ The following variables can be used to make small adjustments to the composition
 
 `github_output_directory`: control the location where the workflows shall be written to.
 
+`github_kayobe_user_id`: set the user id when building the kayobe docker image. Default is `1000`
+
+`github_kayobe_group_id`: set the group id when building the kayobe docker image. Default is `1000` 
+
 `github_environment_selector`: control the type of environment support the workflows should be generated with. Either `single` for fixed environment or `input` whereby the environment is controlled at `workflow_dispatch`. No environment is the default by setting `github_environment_selector` to no value or `Null`.
 
 `github_kayobe_environments`: list of environments the workflows should target. Only has effect when `github_environment_selector` is `input` or `single`.

roles/github/defaults/main.yml

@@ -1,6 +1,10 @@
 ---
 github_output_directory: .github/workflows
 
+github_kayobe_user_id: 1000
+
+github_kayobe_group_id: 1000
+
 github_environment_selector:
 
 github_kayobe_environments: []

roles/github/templates/build-kayobe-docker-image.yml.j2

@@ -10,8 +10,8 @@ on:
   workflow_dispatch:
 
 env:
-  KAYOBE_USER_UID: 1000
-  KAYOBE_USER_GID: 1000
+  KAYOBE_USER_UID: %% github_kayobe_user_id %%
+  KAYOBE_USER_GID: %% github_kayobe_group_id %%
 
 jobs:
   prepare-runner: