feat(casi): implement core IO and logging functionality

[jmt-lab]

Description of changes: Introduces the base needed dependencies for casi and the io and logging setup.

Testing cargo test -p casi

Terms of contribution:

By submitting this pull request, I agree that this contribution is dual-licensed under the terms of both the Apache License, version 2.0, and the MIT license.

[jmt-lab]

Updated dep versions to remove duplicates

[jmt-lab]

cargo fmt fix

[jmt-lab]

Example log from create command:

22:55:10.427 UTC INFO  Starting create operation for artifact: test 
    operation=create
22:55:10.429 UTC INFO  Successfully initialized CAS with local backend at: /Users/jmt/Projects/cassi/.cas
22:55:10.429 UTC INFO  Created artifact ID: [email protected]:abc 
    operation=create 
    [email protected]:abc
22:55:10.429 UTC INFO  create create started 
    operation=create 
    [email protected]:abc 
    session_id=93251ed3-5d41-43e5-a4d8-8a172f2bff7f 
    correlation_id=create-20f9da54
22:55:10.430 UTC INFO  push_manifest push_manifest started 
    operation=push_manifest 
    [email protected]:abc 
    backend=filesystem 
    session_id=93251ed3-5d41-43e5-a4d8-8a172f2bff7f 
    correlation_id=push_manifest-a8f422ab
22:55:10.431 UTC INFO  push_manifest push_manifest completed successfully 
    operation=push_manifest 
    [email protected]:abc 
    backend=filesystem 
    session_id=93251ed3-5d41-43e5-a4d8-8a172f2bff7f 
    correlation_id=push_manifest-a8f422ab 
    duration_ms=1 
    bytes_processed=133b 
    throughput_bps=115kb/s
22:55:10.431 UTC INFO  create create completed successfully 
    operation=create 
    [email protected]:abc 
    session_id=93251ed3-5d41-43e5-a4d8-8a172f2bff7f 
    correlation_id=create-20f9da54 
    duration_ms=1
22:55:10.431 UTC INFO  Successfully created artifact: [email protected]:abc 
    operation=create 
    [email protected]:abc