Adds Context to contain settings, https resolvers and signers.

[gpeacock]

This adds a Context struct that contains settings, https resolvers and signers.
This is a work in progress but hopefully the right direction

[codecov]

Codecov Report

❌ Patch coverage is 82.80488% with 141 lines in your changes missing coverage. Please review.
✅ Project coverage is 75.17%. Comparing base (2ec0f4d) to head (007e8f5).

Files with missing lines	Patch %	Lines
sdk/src/context.rs	68.60%	27 Missing ⚠️
sdk/src/content_credential.rs	87.07%	19 Missing ⚠️
sdk/src/reader.rs	78.48%	17 Missing ⚠️
sdk/src/assertions/actions.rs	62.79%	16 Missing ⚠️
sdk/src/ingredient.rs	82.43%	13 Missing ⚠️
sdk/src/builder.rs	84.28%	11 Missing ⚠️
sdk/src/crypto/cose/ocsp.rs	33.33%	10 Missing ⚠️
sdk/src/crypto/ocsp/fetch.rs	0.00%	7 Missing ⚠️
sdk/src/settings/builder.rs	66.66%	7 Missing ⚠️
sdk/src/settings/signer.rs	88.00%	6 Missing ⚠️
... and 3 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1631      +/-   ##
==========================================
- Coverage   75.30%   75.17%   -0.13%     
==========================================
  Files         166      169       +3     
  Lines       37257    37272      +15     
==========================================
- Hits        28055    28018      -37     
- Misses       9202     9254      +52     

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[codspeed-hq]

CodSpeed Performance Report

Merging #1631 will not alter performance

_{Comparing gpeacock/content_credential (007e8f5) with main (2ec0f4d)}

Summary

✅ 16 untouched
⏩ 2 skipped¹

Footnotes

1. 2 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩