This commit updates logging to handle nullable value types and parameters.
The following changes were made:
- Updated the Value record to use '!' instead of '?' for nullability.
- Added '!' to the default Value.
- Added '!= null' checks to conditional assignment.
- Removed unnecessary nullable-disable compiler directives.
x) Added enum for CommitResults
x) Created interface IID<TS>
x) Implemented DB class with lock, objects, committed lists
x) Updated lookup and checkout methods in DB class
x) Added TxStates enum and implemented Tx class with checkout, add, dispose methods
x) Implemented commit method in DB class to handle transactions efficiently
