add selfEd25519

[cychuang0924]

Before submitting a pull request, please make sure the following is done:

Checklist

• Fork the repository and create your new branch from master.
• Please mention the name of community in Pull Request title.
• Git Commit Messages
  • Use the present tense (Also in Pull Request title): "Add feature" not "Added feature"
  • Use the imperative mood (Also in Pull Request title): "Move cursor to..." not "Moves cursor to..."
  • Use rebase to squash/fixup dummy/unnecessary commits into only one commit.

[codecov]

Codecov Report

Attention: Patch coverage is 16.60984% with 1712 lines in your changes missing coverage. Please review.

Project coverage is 66.94%. Comparing base (c70f57c) to head (22d05b2).

Files with missing lines	Patch %	Lines
...o/elliptic/ed25519prue/edwards25519/scalar_fiat.go	0.00%	943 Missing ⚠️
.../elliptic/ed25519prue/edwards25519/edwards25519.go	0.00%	209 Missing ⚠️
crypto/elliptic/ed25519prue/ed25519.go	0.00%	163 Missing ⚠️
crypto/elliptic/ed25519prue/edwards25519/scalar.go	0.00%	133 Missing ⚠️
crypto/elliptic/ed25519prue/byte/byteorder.go	0.00%	106 Missing ⚠️
...to/elliptic/ed25519prue/edwards25519/scalarmult.go	0.00%	100 Missing ⚠️
crypto/elliptic/ed25519prue/edwards25519/tables.go	0.00%	48 Missing ⚠️
...ypto/elliptic/ed25519prue/edwards25519/field/fe.go	96.47%	7 Missing and 1 partial ⚠️
crypto/elliptic/ed25519.go	66.66%	1 Missing and 1 partial ⚠️

❗ There is a different number of reports uploaded between BASE (c70f57c) and HEAD (22d05b2). Click for more details.

HEAD has 1 upload less than BASE

Flag	BASE (c70f57c)	HEAD (22d05b2)
	3	2

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #298      +/-   ##
==========================================
- Coverage   75.92%   66.94%   -8.98%     
==========================================
  Files         152      162      +10     
  Lines       11532    13579    +2047     
==========================================
+ Hits         8756     9091     +335     
- Misses       2016     3726    +1710     
- Partials      760      762       +2     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.