refactor: extract backend read write and identify

[aaron-steinfeld]

Description

Some small refactors to make the abstract backend more extendible

Testing

UTs, sanity tested it e2e via docker compose

Checklist:

• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules

[codecov]

Codecov Report

Merging #219 (189762b) into main (62ba4b5) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##               main     #219   +/-   ##
=========================================
  Coverage     80.75%   80.75%           
- Complexity     1125     1127    +2     
=========================================
  Files           101      101           
  Lines          4345     4345           
  Branches        398      398           
=========================================
  Hits           3509     3509           
  Misses          650      650           
  Partials        186      186           

Flag	Coverage Δ
unit	80.75% <100.00%> (ø)

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Impacted Files	Coverage Δ
...richers/backend/AbstractBackendEntityEnricher.java	85.71% <100.00%> (ø)
...richer/enrichment/enrichers/cache/EntityCache.java	94.11% <100.00%> (ø)

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[kotharironak]

Currently, the newly passed argument -StructuredTrace trace is not used. I am assuming it requires a follow-up, right?

[aaron-steinfeld]

It's not currently used in the abstract version, no - but as we migrate attribute retrieval from utils to the reader pattern, the reader always requires the trace.

[github-actions]

Unit Test Results

  69 files  ±0    69 suites  ±0   50s ⏱️ -3s
358 tests ±0  358 ✔️ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit 1885e7c. ± Comparison against base commit 62ba4b5.