Encoding

[jabbate19]

What type of PR is this?

/kind documentation
/kind feature
/kind eldritch-function

What this PR does / why we need it:

Adds the following methods:

• encode_b64
• decode_b64
• from_json
• to_json

Which issue(s) this PR fixes:

Fixes #146

[hulto]

Couple thoughts

[codecov]

Codecov Report

Merging #329 (0d06935) into main (c88eb67) will increase coverage by 0.43%.
The diff coverage is 94.44%.

@@            Coverage Diff             @@
##             main     #329      +/-   ##
==========================================
+ Coverage   74.63%   75.06%   +0.43%     
==========================================
  Files          96      100       +4     
  Lines        6402     6545     +143     
==========================================
+ Hits         4778     4913     +135     
- Misses       1537     1545       +8     
  Partials       87       87              

Files	Coverage Δ
...mplants/lib/eldritch/src/crypto/decode_b64_impl.rs	100.00% <100.00%> (ø)
...mplants/lib/eldritch/src/crypto/encode_b64_impl.rs	100.00% <100.00%> (ø)
implants/lib/eldritch/src/crypto/from_json_impl.rs	100.00% <100.00%> (ø)
implants/lib/eldritch/src/crypto/to_json_impl.rs	100.00% <100.00%> (ø)
implants/lib/eldritch/src/lib.rs	92.75% <100.00%> (ø)
implants/lib/eldritch/src/crypto.rs	41.81% <50.00%> (+3.35%)	⬆️

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[hulto]

Reviewed docs

[hulto]

One documentation thing approving to unblock though 🙌 stellar features 🔥