Preserve the project name so the repository can be recognized and resumed without relying on chat history.

The project is named molino-index.

• Added root README.md with the project name and next viable steps.
• Added PRD/README.md as the documentation index and current project summary.
• Added this session note to record the naming decision.

• Git repository exists.
• No application code, package manifest, framework scaffold, or runtime has been added yet.

1. Define the first product workflow for molino-index.
2. Decide the technical stack.
3. Scaffold the first runnable application.
4. Update the PRD index after each implementation step.