* Batch a bunch of inserts, but still more to do
* Insert many for clickhouse (+ tests)
* Batch the remaining ones except those requiring deduplication
* Risky dedups
* Bit o cleanup and formatting
* cargo sqlx prepare
* Add test around batch editing project categories
* Add struct to satisfy clippy
* Fix silly mistake that was caught by the tests!
* Leave room for growth in dummy_data
