Fix wsl 'quote' filter breaking WSL-specific details, ensure keychain is installed on WSL

home/.chezmoi.toml.tmpl

@@ -45,7 +45,10 @@ args = [
 [data]
 	privateDomain = {{ $privateDomain | quote }}
 	chassis = {{ $chassisType | quote }}
-	wsl = {{ $wsl | quote }}
+	wsl = {{ $wsl }}
+
+[diff]
+	scriptContents = false
 
 [data.cpu]
 	cores = {{ $cpuCores }}

home/run_onchange_install-packages.sh.tmpl

@@ -7,6 +7,7 @@ set -xeu
 
 {{ if .wsl }}
 # WSL-specific commands
+sudo apt install -y keychain
 {{ else }}
 # Non-WSL  commands
 sudo apt install -y xclip xsel