ec801665bc
- Migrated environment variable access from direct process.env to centralized getEnv() utility function across all packages. - Renamed environment variable prefix from OMP_ to PI_ throughout codebase (e.g., OMP_CODING_AGENT_DIR -> PI_CODING_AGENT_DIR). - Removed automatic environment variable migration from PI_ to OMP_ prefixes via migrate-env.ts module. - Removed env setting from configuration schema and applyEnvironmentVariables() method from settings. - Updated CI/CD build configuration to use PI_COMPILED flag instead of OMP_COMPILED. - Changed venvPath property in PythonRuntime from nullable (string | null) to optional (string | undefined).