Update .env.example with clearer instructions for PRINTER_APP_URL, remove pdf-lib dependency from package.json, and adjust translations for alignment and zoom features across multiple locales. Improve template layout consistency in various components.

.env.example

@@ -3,9 +3,10 @@ TZ="Etc/UTC"
 APP_URL="http://localhost:3000"
 
 # Optional, uses APP_URL by default
-# This can be set to a different URL (like http://host.docker.internal:3000 or http://{docker_service}:3000)
-# to let the browser navigate to a non-public instance of Reactive Resume
-# Note: set this to `http://host.docker.internal:3000` if your printer service is running on docker, but Reactive Resume is running outside of Docker.
+# PLEASE READ: This should be set to an internal URL (like http://host.docker.internal:3000 or http://{docker_service}:3000)
+# to let the browser navigate to a non-public instance of Reactive Resume.
+# This is required when the printer service is running inside Docker, and cannot reach the app via the APP URL,
+# which is usually when the APP_URL is localhost or a local network IP/hostname.
 PRINTER_APP_URL="http://host.docker.internal:3000"
 
 # --- Printer ---