feat: support for adding borders for multiple sides

[Transmigration-zhou]

Description
support for adding borders for multiple sides

Related Issue
#510

Checklist

check with "x", ONLY IF APPLIED to your change

• All methods associated with structs has func (<first letter of struct> *struct) method() {} name style.
• Wrote unit tests for new/changed features.
• Followed the unit test when,should naming pattern.
• All mocks created with m := mocks.NewConstructor(t).
• All mocks using m.EXPECT().MethodName() method to mock methods.
• Updated docs/doc.go and docs/*
• Updated example_test.go.
• Updated README.md
• New public methods/structs/interfaces has comments upside them explaining they responsibilities
• Executed make dod with none issues pointed out by golangci-lint

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.07%. Comparing base (4207ca1) to head (7b1c65c).

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #518      +/-   ##
==========================================
+ Coverage   87.98%   88.07%   +0.10%     
==========================================
  Files          61       61              
  Lines        2336     2355      +19     
==========================================
+ Hits         2055     2074      +19     
  Misses        246      246              
  Partials       35       35              

Flag	Coverage Δ
unittests	88.07% <100.00%> (+0.10%)	⬆️

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[Fernando-hub527]

Hi, sorry for the delay in the review!
Your PR looks excellent, congratulations!!