chore: tag repo feature

crates/git/src/repo.rs

@@ -393,4 +393,15 @@ impl Repository {
 
         Ok(branch)
     }
+
+    pub fn tag(&self, tag: &str, message: Option<String>) -> Result<bool, RepositoryError> {
+        let msg = message.unwrap_or(tag.to_string());
+
+        Ok(execute(
+            "git",
+            self.location.as_path(),
+            ["tag", "-a", tag, "-m", msg.as_str()],
+            |_, output| Ok(output.status.success()),
+        )?)
+    }
 }

crates/git/tests/git_repo.rs

@@ -564,4 +564,38 @@ mod repo_tests {
 
         Ok(())
     }
+
+    #[test]
+    fn test_tag_repo() -> Result<(), RepositoryError> {
+        let monorepo_root_dir = create_monorepo()?;
+
+        let repo = Repository::new(monorepo_root_dir.as_path());
+        repo.create_branch("feature/awesome")?;
+
+        let main_file_path = monorepo_root_dir.join("main.mjs");
+        let mut main_file = File::create(main_file_path.as_path())?;
+        main_file.write_all(b"const msg = 'Hello';")?;
+
+        repo.add_all()?;
+
+        execute(
+            "git",
+            monorepo_root_dir.as_path(),
+            ["commit", "-m", "chore: add main.mjs file"],
+            |_, stdout| Ok(stdout.status.success()),
+        )?;
+
+        repo.checkout("main")?;
+        repo.merge("feature/awesome")?;
+
+        let tagged = repo.tag("@scope/[email protected]", Some(String::from("feat: 1.0.0 version")))?;
+        let log = repo.log(None)?;
+
+        assert!(tagged);
+        assert!(log.contains("tag: @scope/[email protected]"));
+
+        remove_dir_all(&monorepo_root_dir)?;
+
+        Ok(())
+    }
 }