Rewrite ReadMe documents for building, packaging and add cache for nightly build

[khanhntd]

Description of the issue

There are two changes in this PR:

• Rewrite README Document for better clearance for each instruction.
• Adding cache and make test when uploading nightly release build to s3.

Description of changes

• Easier in reading and easier in providing instructions for customers when using our services.
• Increasing speeding for building when uploading nightly release binaries and package to S3
• (Optional) Ensure caching go dependencies without worrying about Github retention policies.

License

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

Tests

N/A

Documents

For cache: https://docs.github.com/en/actions/advanced-guides/caching-dependencies-to-speed-up-workflows

[codecov-commenter]

Codecov Report

Merging #358 (39196eb) into master (be2a6bd) will decrease coverage by 0.02%. The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #358      +/-   ##
==========================================
- Coverage   57.31%   57.29%   -0.03%     
==========================================
  Files         370      370              
  Lines       17352    17352              
==========================================
- Hits         9946     9942       -4     
- Misses       6820     6824       +4     
  Partials      586      586              

Impacted Files	Coverage Δ
plugins/outputs/cloudwatch/cloudwatch.go	74.36% <0.00%> (-0.93%)	:arrow_down:

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[github-actions[bot]]

This PR was marked stale due to lack of activity.

[github-actions[bot]]

This PR was marked stale due to lack of activity.

[sethAmazon]

I do not see cache being added

[khanhntd]

I do not see cache being added

Forgot to update it. Nice catch. Updated in the latest commit @sethAmazon

[github-actions[bot]]

This PR was marked stale due to lack of activity.

[github-actions[bot]]

This PR was marked stale due to lack of activity.