🔧 add Docker build scaffolding and rootfs 🔧

- add Dockerfile, .dockerignore, .env.scripts, .gitattributes
- add .gitignore and Gitea workflow directory
- add rootfs/ overlay files

Dockerfile
.dockerignore
.env.scripts
.gitattributes
.gitea/
.gitignore
rootfs/

rootfs/root/docker/setup/07-cleanup.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+# shellcheck shell=bash
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+##@Version           :  202608141335-git
+# @@Author           :  CasjaysDev
+# @@Contact          :  CasjaysDev <docker-admin@casjaysdev.pro>
+# @@License          :  WTFPL
+# @@Copyright        :  Copyright 2026 CasjaysDev
+# @@Created          :  Fri Aug 14 01:35:28 PM EDT 2026
+# @@File             :  07-cleanup.sh
+# @@Description      :  script to run cleanup
+# @@Changelog        :  newScript
+# @@TODO             :  Refactor code
+# @@Other            :  N/A
+# @@Resource         :  N/A
+# @@Terminal App     :  yes
+# @@sudo/root        :  yes
+# @@Template         :  templates/dockerfiles/init_scripts/07-cleanup.sh
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# shellcheck disable=SC1001,SC1003,SC2001,SC2003,SC2016,SC2031,SC2090,SC2115,SC2120,SC2155,SC2199,SC2229,SC2317,SC2329
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Set bash options
+set -eo pipefail
+if [ "$DEBUGGER" = "on" ]; then
+  echo "Enabling debugging"
+  set -x$DEBUGGER_OPTIONS
+fi
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Load functions
+__find_and_remove() { [ -z "$1" ] || find "${2:-/etc}" -iname "$1" -exec rm -Rf {} + 2>/dev/null; }
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Set env variables
+exitCode=0
+
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Predefined actions
+if [ -d "/tmp" ]; then rm -Rf "/tmp"/*; fi
+if [ -d "$HOME/.cache" ]; then rm -Rf "$HOME/.cache"; fi
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Main script
+
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# Set the exit code
+exitCode=$?
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+exit $exitCode
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+# ex: ts=2 sw=2 et filetype=sh
+# - - - - - - - - - - - - - - - - - - - - - - - - -
+