chore: created development environment

[sttk]

T/O.

[Copilot]

Pull Request Overview

This PR creates the initial development environment for the project.

• Adds a simple implementation and test for a Hello function.
• Introduces MIT License, commit message guidelines, and a CI pipeline for Go.

Reviewed Changes

Copilot reviewed 7 out of 10 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
hello_test.go	Introduces a basic test for the Hello function.
hello.go	Implements a simple Hello function returning "hello".
LICENSE	Adds the MIT License for the project.
.gitmessage.txt	Provides templates for commit message prefixes.
.github/workflows/go.yml	Sets up a Go CI pipeline for building and testing.

Files not reviewed (3)

• .gitattributes: Language not supported
• build.sh: Language not supported
• go.mod: Language not supported