Release TypeScript SDK v1.0.1 RollUp

[ethanj]

Summary

Public release sync for the TypeScript SDK v1.0.1 line.

This PR updates the public SDK mirror with the launch-ready package metadata, provider additions, docs, and release hygiene needed before publishing the next npm package.

Rollup

• Bumps @atomicmemory/sdk from 1.0.0 to 1.0.1 and records the release in CHANGELOG.md.
• Adds the Hindsight memory provider implementation, HTTP layer, mappers, registry wiring, docs, and provider test coverage.
• Updates SDK public API surfaces around provider exports, storage types, browser entrypoint behavior, and AtomicMemory provider tests.
• Adds public GitHub issue templates and pull request template for launch readiness.
• Adds launch README and public roadmap content.
• Removes internal-only release/planning language from public-facing content.

Verification

• Public CI: ci (22) passed.
• Public CI: ci (24) passed.
• Package release prep included tests, typecheck, build, package dry-run, and changed-file health checks.