#175 LLM DSL Generator Testing - Comprehensive Validation

Parent ticket for comprehensive testing of the LLM DSL generator service (https://dsl.rodmena.app/). Goal: Validate that prompts generate correct, executable workflows. Each child ticket represents a specific workflow scenario to test. Process: 1) Send prompt to DSL service 2) Submit generated workflow 3) Validate execution 4) Fix prompts if needed 5) Update DSL_PROMPT.txt and restart service