feat : added aws s3 adapter and data storage trait (#27)

* feat : added aws s3 adapter and data storage trait

* updated .env

* style: format code with Rustfmt

This commit fixes the style issues introduced in 7e65299 according to the output
from Rustfmt.

Details: #27

* feat : removed redundant functions

* style: format code with Rustfmt

This commit fixes the style issues introduced in 59ce0a9 according to the output
from Rustfmt.

Details: #27

* feat : added bucket tests for local testing

* feat : renamed funcs and cleanup

* style: format code with Rustfmt

This commit fixes the style issues introduced in c47e330 according to the output
from Rustfmt.

Details: #27

* feat : removed deepsource.toml file

* feat : lint fix

* feat : added comments for functions and impls as suggested by deepsource

* fix : deepsource doc recommendation fix

* refactor

---------

Co-authored-by: Arun Jangra <[email protected]>
Co-authored-by: deepsource-autofix[bot] <62050782+deepsource-autofix[bot]@users.noreply.github.com>

.env.example

@@ -13,4 +13,8 @@ MONGODB_CONNECTION_STRING
 
 # SQS
 AWS_ACCESS_KEY_ID=
-AWS_SECRET_ACCESS_KEY=
+AWS_SECRET_ACCESS_KEY=
+
+# S3
+AWS_S3_BUCKET_NAME=
+AWS_S3_BUCKET_REGION=