Add role to install dotfiles and apply them

roles/dotfiles/files/pre-commit-hook.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -e
+
+git status --short | grep -E '^D|^R' | sed 's/...//;s/ -> .*//' | while read f
+do
+  test -L "$HOME/$f" && rm "$HOME/$f"
+done

roles/dotfiles/tasks/main.yml

@@ -0,0 +1,18 @@
+- name: Ensure dotfiles directory
+  git:
+    repo: git@gitea.nehrke.info:nemoinho/dotfiles.git
+    dest: "{{ lookup('env', 'HOME') ~ '/dotfiles' }}"
+
+- name: Ensure pre-commit hook to automatically remove links of deleted dotfiles
+  copy:
+    src: pre-commit-hook.sh
+    dest: "{{ lookup('env', 'HOME') ~ '/dotfiles/.git/hooks/pre-commit' }}"
+    mode: u=rwx,g=rx,o=r
+
+- name: Ensure dotfiles are up-to-date
+  shell: |
+    stow --adopt .
+    [ -n "$(git status --short)" ] && git stash || true
+  args:
+    chdir: "{{ lookup('env', 'HOME') ~ '/dotfiles' }}"
+    executable: /bin/bash