# Phase 05: Test and Merge PR #863 - Ragtime Email Investigation

PR #863 adds email investigation mode via `CLAUDE_MEM_MODE` environment variable. Each file is processed in a new session with context managed by Claude-mem hooks. It includes configurable transcript cleanup to prevent buildup. This PR has no merge conflicts and CI is passing.

## Tasks

- [ ] Checkout and verify PR #863:
  - `git fetch origin claude/setup-ragtime-epstein-analysis-JApkL`
  - `git checkout claude/setup-ragtime-epstein-analysis-JApkL`
  - Verify the branch is up to date with origin

- [ ] Rebase onto main to incorporate previous PR merges:
  - `git rebase main`
  - If conflicts arise, resolve them
  - Push with `git push --force-with-lease origin claude/setup-ragtime-epstein-analysis-JApkL`

- [ ] Run the full test suite:
  - `npm test`
  - All tests must pass
  - Report any failures

- [ ] Run the build:
  - `npm run build`
  - Verify no TypeScript errors

- [ ] Code review the ragtime implementation:
  - Understand the `CLAUDE_MEM_MODE` environment variable usage
  - Review session-per-file processing approach
  - Review transcript cleanup configuration (default 24h)
  - Verify environment variable configuration for paths and settings

- [ ] Evaluate if this feature belongs in main:
  - This appears to be an experimental/specialized feature
  - Consider if it should be merged or kept as experimental branch
  - If appropriate for main, proceed with merge
  - If experimental, document status and skip merge

- [ ] If proceeding, merge PR #863 to main:
  - `gh pr merge 863 --squash --delete-branch`
  - Verify merge succeeded

- [ ] Run final verification:
  - `git checkout main && git pull origin main`
  - `npm test` to confirm all tests pass
  - `npm run build` to confirm build works
  - Verify all 5 PRs are now merged
