addet build script

build.sh

@@ -0,0 +1,71 @@
+#!/usr/bin/env bash
+
+# ─< Check if the given command exists silently >─────────────────────────────────────────
+command_exists() {
+  command -v "$@" >/dev/null 2>&1
+}
+
+# ─< ANSI color codes >───────────────────────────────────────────────────────────────────
+RED='\033[0;31m'
+CYAN='\033[0;36m'
+YELLOW='\033[0;33m'
+LIGHT_GREEN='\033[0;92m'
+BOLD='\033[1m'
+NC='\033[0m' # No Color
+
+echo_error() {
+  printf "${BOLD}${RED}ERROR: ${NC}${RED}%s${NC}\n" "$1" >&2
+}
+
+echo_info() {
+  printf "${BOLD}${CYAN}INFO: ${NC}${CYAN}%s${NC}\n" "$1"
+}
+
+echo_warning() {
+  printf "${BOLD}${YELLOW}WARNING: ${NC}${YELLOW}%s${NC}\n" "$1"
+}
+
+echo_note() {
+  printf "${BOLD}${LIGHT_GREEN}NOTE: ${NC}${LIGHT_GREEN}%s${NC}\n" "$1"
+}
+
+image=docker/caddy
+domain=git.k4li.de
+tag=latest
+
+container="${domain}/${image}:${tag}"
+
+askToPush() {
+  echo_info "Do you want to push directly to $domain?"
+  read -r push_
+
+  case "$push_" in
+  [yY])
+    push=true
+    ;;
+  [nN])
+    push=false
+    ;;
+  *)
+    echo_warning "You entered something wrong!"
+    askToPush
+    ;;
+  esac
+
+  if $push; then
+    docker push "$container"
+  fi
+}
+
+if ! command_exists docker; then
+  echo_error "Docker does not exist!"
+  exit 1
+fi
+
+[[ ! -e ./Dockerfile ]] &&
+  echo_error "Dockerfile does not exist" &&
+  exit 1
+
+docker build -t "$container" .
+
+askToPush