targets/web01/decrypt.sh: add shell directive for shellcheck

targets/web01/decrypt.sh

@@ -1,5 +1,6 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -i bash -p coreutils sops openssh
+# shellcheck shell=bash
 
 # shellcheck disable=SC1008,SC1128
 

targets/web01/deploy.sh

@@ -1,5 +1,6 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -i bash -p nix jq bash rsync
+# shellcheck shell=bash
 
 # shellcheck disable=SC1008,SC1128
 

terraform/web01/install.sh

@@ -1,8 +1,8 @@
 #!/usr/bin/env nix-shell
 #!nix-shell -i bash -p coreutils sops openssh nix
 
+# shellcheck shell=bash
 # shellcheck disable=SC1008,SC1128
-set -euox pipefail
 
 if [[ -z "${HOST:-}" ]]; then
   echo "HOST is not set"