feat: create a git repository

src/main.rs

@@ -0,0 +1,27 @@
+use anyhow::{Error, Result};
+use std::{fs, path::PathBuf};
+
+fn init_repository(path: PathBuf) -> Result<PathBuf> {
+    let git_dir = path.join(".git");
+
+    fs::create_dir(&git_dir)?;
+    fs::create_dir(git_dir.join("objects"))?;
+    fs::create_dir(git_dir.join("refs"))?;
+
+    fs::write(git_dir.join("HEAD"), "ref: refs/heads/main\n")?;
+
+    Ok(path)
+}
+
+fn main() -> Result<(), Error> {
+    let mut current_dir = std::env::current_dir()?;
+    let env_dir = std::env::var("REPO_PATH");
+
+    if let Ok(path) = env_dir {
+        current_dir = PathBuf::from(path);
+    }
+
+    let repository = init_repository(current_dir)?;
+
+    Ok(())
+}