build: replace scripts with more concise makefile

Dockerfile

@@ -0,0 +1,9 @@
+FROM debian:bookworm
+
+COPY . .
+
+RUN apt update && apt install pipx -y
+
+ENV PATH="$PATH:/root/.local/bin"
+
+CMD ./run.sh ./home.yml

README.md

@@ -2,4 +2,8 @@
 
 Environment tweaks for (my) everyday happiness.
 
-Do the thing, it will do the needful: `./run.sh <playbook-path>`
+Do the thing, it will do the needful: `make configure-env PLAY=<playbook-path>`.
+
+## Development
+
+Repository prerequisites can be installed and validated via `make bootstrap` and containerized playbook tests can be run via `make test`.

bootstrap.sh

@@ -1,3 +0,0 @@
-#!/bin/bash
-
-pipx run pre-commit install

makefile

@@ -0,0 +1,27 @@
+HELPTEXT="\
+		 help: \n\
+		 \tshows this helpful text.\n\
+		 bootstrap: \n\
+		 \tensures that repository-specific prerequisites are installed. \n\
+		 test:\n\
+		 \truns the playbook in a containerized environment for validation \n\
+		 configure-env:\n\
+		 \truns the playbook specified by PLAY on the host.\n\
+		 "
+.PHONY: help
+help:
+	@echo $(HELPTEXT)
+
+.PHONY: bootstrap
+bootstrap:
+	pipx run pre-commit install
+
+.PHONY: test
+test:
+	podman build . -t env-ansible-test
+	podman run env-ansible-test
+
+.PHONY: configure-env
+configure-env:
+	pipx install "ansible-core"
+	ansible-playbook -v --ask-become-pass $(PLAY)

run.sh

@@ -1,9 +0,0 @@
-#!/bin/bash
-
-if [[ -z "$(command -v pipx)" ]]; then
-    echo -e "\033[31;1mThis expects pipx to be installed.\033[0m"
-    exit 1
-fi
-
-pipx install "ansible-core"
-ansible-playbook -v --ask-become-pass "$1"