Update share-session.service.ts

Summary by Bito

This pull request updates authentication and session sharing modules by fixing syntax errors, removing redundancies, and improving payload handling. It also introduces multiple files in D, Elixir, and Solidity that demonstrate common programming pitfalls including memory safety violations, infinite loops, reentrancy vulnerabilities, unsafe arithmetic operations, buffer overruns, deprecated constructs, and improper validation and access control patterns.