fixed import path for prompts

[sauravpanda]

Summary by cubic

Switch prompt file loading to absolute paths using Path(file) to fix failures when running outside the repo root. Updates healing service, validator, and exploration agent test; bumps package version to 0.2.4.

• Bug Fixes
  • Load agent and workflow prompts via absolute paths in prompts.py, service.py, and validator.py.
  • Update test_exploration_agent to use Path for the system prompt.
  • Increment project version to 0.2.4.

^{Written for commit 8aff28d. Summary will update automatically on new commits.}

[cubic-dev-ai]

No issues found across 5 files