Updated the title and provided a brief overview of Server-Side Template Injection in Elixir.
- Added Elixir/EEx payloads - Added OGNL payloads - Clarified SpEL payloads and details - Fixed PHP Error-Based payloads - Added Twig Error-Based payload for CVE-2022-23614 Insecure Deserialization: - Improved Python payloads