fix(demo-wiab): wpb-17321 fix linting errors

Author: mohitrajain

bin/autodeploy.sh

@@ -1,7 +1,7 @@
+#!/usr/bin/env bash
 # This playbook is deprecated in favor of new wire in a box demo solution 
 # https://docs.wire.com/latest/how-to/install/demo-wiab.html
 
-#!/usr/bin/env bash
 # shellcheck disable=SC2087
 
 # This script can be replaced with a more simpler solution of wiab-demo installtion

bin/wiab-demo/offline-env.sh

@@ -8,7 +8,8 @@ check_or_load_image() {
     local image_pattern="$2"
 
     # Check if any image matching pattern exists in docker
-    local existing_image=$(sudo docker images --format "{{.Repository}}:{{.Tag}}" | grep "$image_pattern" | head -1)
+    local existing_image
+    existing_image=$(sudo docker images --format "{{.Repository}}:{{.Tag}}" | grep "$image_pattern" | head -1)
     if [ -n "$existing_image" ]; then
         echo "$existing_image"
         return 0

offline/cd_demo.sh

@@ -4,7 +4,9 @@ set -euo pipefail
 
 CD_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 TF_DIR="${CD_DIR}/../terraform/examples/wiab-demo-hetzner"
+# shellcheck disable=SC2034  # May be used in future versions
 BIN_DIR="${CD_DIR}/../bin"
+# shellcheck disable=SC2034  # May be used in future versions
 ARTIFACTS_DIR="${CD_DIR}/demo-build/output"
 ANSIBLE_DIR="${CD_DIR}/../ansible"
 INVENTORY_DIR="${ANSIBLE_DIR}/inventory/demo"