* start scanner where it was left
* fix tests
* add a `scan_start_where_left` test
* refactor a log msg
* fix some comments
* remove function
* fix doc comment
* clippy
* fix `sapling_keys_and_last_scanned_heights()`
* simplify start height
* i went too far, revert some changes back
* change log info to every 10k blocks
* fix build
* Update height snapshot code and check last height is consistent
* Add strictly before and strictly after database key gets
* Move to the previous key using strictly before ops
* Assert that keys are only inserted once
* Update the index in each loop
* Update snapshots
* Remove debugging code
* start scanning at min available height
---------
Co-authored-by: teor <teor@riseup.net>
* Fix availability of tokio::time in scanner
* Create a function that parses a key into a list of keys
* Pass a ChainTipChange to the scanner function
* Convert a scanned block to a sapling result
* Make it easier to pass keys and blocks
* Increase scanner wait times
* Parse keys once at the start of the scan
* Get a block from the state instead of the tip
* Don't log secret keys, only log every 100,000 blocks
* Scan each block and add the results to storage
* Move blocking tasks into spawn_blocking()
* Update the acceptance test
* Use a dummy sapling tree size
* Use a larger dummy size
* Create an empty storage/db module
* Use ephemeral storage in tests
* Populate storage inside new() method
* Move scanner setup into an init() method
* Pass the network to scanner init
* Create a database but don't actually use it
* Skip shutdown format checks when skipping format upgrades
* Allow the scanner to skip launching format upgrades in production
* Refactor skipping format upgrades so it is consistent
* Allow checking configs for equality
* Restore Network import