Add Fastify example to initialize async store

[Prabeshpd]

Description

Add Fastify example to initialize async store.

Task Done

• Made a fastify-server-http-ts folder to add an example for async store initialization.
• Use nodemon to start the server
• Made custom plugins to set the value and retrieve the store set values.
• Used default fastify logger to log

[codecov-commenter]

Codecov Report

Merging #99 (b9601a8) into master (1d0a680) will decrease coverage by 8.45%.
The diff coverage is 0.00%.

❗ Current head b9601a8 differs from pull request most recent head 773a334. Consider uploading reports for the commit 773a334 to get more accurate results

@@            Coverage Diff             @@
##           master      #99      +/-   ##
==========================================
- Coverage   96.29%   87.83%   -8.46%     
==========================================
  Files           5        5              
  Lines         135      148      +13     
  Branches       24       25       +1     
==========================================
  Hits          130      130              
- Misses          2       15      +13     
  Partials        3        3              

Impacted Files	Coverage Δ
src/index.ts	74.60% <0.00%> (-19.40%)	⬇️

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