Merge pull request #137 from aws-samples/wangzt-dev

env bug fix

Author: wzt1001

report-front-end/docker-entry.sh

@@ -3,19 +3,23 @@
 # Read variable names from the .env file
 env_file="/.env"
 vars="VITE_COGNITO_REGION
-VITE_COGNITO_USER_POOL_ID
 VITE_COGNITO_USER_POOL_WEB_CLIENT_ID
+VITE_COGNITO_USER_POOL_ID
 VITE_BACKEND_URL
 VITE_WEBSOCKET_URL"
 
 # Iterate through .js files in /usr/share/nginx/html and replace variables
-find "/usr/share/nginx/html" -type f -name "*.js" | while read file; do
+find "/usr/share/nginx/html" -type f -name "*.js" | while read -r file; do
     for var in $vars; do
         placeholder="PLACEHOLDER_$var"
-        value=$(printenv $var)
-        echo "Replacing $placeholder with $value"
-        sed -i "s/$placeholder/$value/g" $file
+        value=$(eval "echo \$$var")
+        
+        # Escape special characters in the value for use in sed
+        escaped_value=$(printf '%s\n' "$value" | sed -e 's/[\/&]/\\&/g')
+
+        echo "Replacing $placeholder with $escaped_value in $file"
+        sed -i "s/$placeholder/$escaped_value/g" "$file"
     done
 done
 
-exec "$@"
+exec "$@"