Results 3 issues of Simon Ha

Fixes #2413 **- What I did** Added CreatedAtTimestamp and fix documentation for CreatedAt. **- How I did it** As above. **- How to verify it** TestContainerContextWriteJSON in container_test.go **- Description...

- Fix #81 - Added better error code for when rate limit exceeded including consumed/remaining points, reset date and retry-after seconds

in review

### Summary Updating wrangler d1 docs to be consistent - the current description of the `--file` flag is misrepresented. The CLI mentions that this switch is used for files to...