feat(codeberg): introduce codeberg api endpoint

The `/v1/codeberg` API endpoint supports `codeberg.org`, which runs
Forgejo (a Gitea soft-fork), so it simply redirects all requests to
`/v1/gitea/codeberg.org`.

Signed-off-by: Gergely Nagy <me@gergo.csillger.hu>

src/api/v1/gitea/endpoints/codeberg_redirect.rs

@@ -0,0 +1,18 @@
+// SPDX-FileCopyrightText: 2023 Gergely Nagy
+// SPDX-FileContributor: Gergely Nagy
+//
+// SPDX-License-Identifier: AGPL-3.0-only
+
+use axum::{
+    extract::Path,
+    response::{IntoResponse, Redirect},
+};
+
+#[allow(unused)]
+use log::{debug, error, info, trace, warn};
+
+pub async fn codeberg_redirect(Path(url): Path<String>) -> impl IntoResponse {
+    let target = format!("/v1/gitea/codeberg.org/{}", url);
+    trace!("{target:#?}");
+    Redirect::to(&target).into_response()
+}

src/api/v1/gitea/endpoints/mod.rs

@@ -3,6 +3,8 @@
 //
 // SPDX-License-Identifier: AGPL-3.0-only
 
+mod codeberg_redirect;
+pub use self::codeberg_redirect::codeberg_redirect;
 mod get_repo;
 pub use self::get_repo::get_repo;
 mod get_repo_ref;

src/api/v1/gitea/routes.rs

@@ -3,7 +3,7 @@
 //
 // SPDX-License-Identifier: AGPL-3.0-only
 
-use super::endpoints::{get_repo, get_repo_ref};
+use super::endpoints::{codeberg_redirect, get_repo, get_repo_ref};
 
 use axum::{routing::get, Router};
 
@@ -25,4 +25,5 @@ pub fn get_routes() -> Router {
             get(get_repo_ref),
         )
         .route("/v1/gitea/:host/:user/:repo", get(get_repo))
+        .route("/v1/codeberg/*req", get(codeberg_redirect))
 }