feat: switch to chezmoi

Signed-off-by: Ismo Vuorinen <ismo@ivuorinen.net>

.chezmoihooks/pre-read-source-state.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+# Pre-read-source-state hook for chezmoi
+# This runs before chezmoi reads the source state
+
+set -e
+
+DOTFILES="${CHEZMOI_SOURCE_DIR:-$HOME/.local/share/chezmoi}"
+
+# Update git submodules if they exist
+if [ -d "$DOTFILES/.git" ]; then
+  cd "$DOTFILES"
+  git submodule update --init --recursive --quiet || true
+fi