refactor:Added Integration test and tiny refactoring (#23)

* Refactoring name convention

* Added integration test

* Added Makefile

* Bump golang.org/x/crypto from 0.0.0-20220826181053-bd7e27e6170d to 0.6.0

Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.0.0-20220826181053-bd7e27e6170d to 0.6.0.
- [Release notes](https://github.com/golang/crypto/releases)
- [Commits](https://github.com/golang/crypto/commits/v0.6.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

* Upgrade go from 1.16 to 1.20

* Added integration test: HTTP, TCP, SSH

* Added Makefile Improve README.md

* Fixed unit test CI

* Fixed go-version

* Added integration test into C.I. actions

---------

Signed-off-by: Mario Candela <m4r10.php@gmail.com>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

integration_test/configurations/services/http-8080.yaml

@@ -0,0 +1,19 @@
+apiVersion: "v1"
+protocol: "http"
+address: ":8080"
+description: "Wordpress 6.0"
+commands:
+  - regex: "index.php"
+    handler: "mocked response"
+    headers:
+      - "Content-Type: text/html"
+      - "Server: Apache/2.4.53 (Debian)"
+      - "X-Powered-By: PHP/7.4.29"
+    statusCode: 200
+  - regex: "^(/wp-login.php|/wp-admin)$"
+    handler: "mocked response"
+    headers:
+      - "Content-Type: text/html"
+      - "Server: Apache/2.4.53 (Debian)"
+      - "X-Powered-By: PHP/7.4.29"
+    statusCode: 400