feat: add release manager

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/flux-releaser/Cargo.toml

@@ -16,3 +16,6 @@ tonic = "0.11.0"
 
 [build-dependencies]
 tonic-build = "0.11.0"
+
+[dev-dependencies]
+mockall = "0.12.1"

crates/flux-releaser/src/main.rs

@@ -7,6 +7,8 @@ mod grpc;
 
 mod app;
 
+mod services;
+
 #[tokio::main]
 async fn main() -> anyhow::Result<()> {
     dotenv::dotenv().ok();

crates/flux-releaser/src/services.rs

@@ -0,0 +1 @@
+pub mod release_manager;

crates/flux-releaser/src/services/release_manager.rs

@@ -0,0 +1,25 @@
+mod default;
+pub mod traits;
+
+use std::sync::Arc;
+
+#[derive(Clone)]
+pub struct ReleaseManager {
+    inner: Arc<dyn traits::ReleaseManager>,
+}
+
+impl ReleaseManager {
+    pub fn get_default() -> Self {
+        Self {
+            inner: Arc::new(default::ReleaseManager::new()),
+        }
+    }
+}
+
+impl std::ops::Deref for ReleaseManager {
+    type Target = Arc<dyn traits::ReleaseManager>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.inner
+    }
+}

crates/flux-releaser/src/services/release_manager/default.rs

@@ -0,0 +1,11 @@
+use super::traits;
+
+pub struct ReleaseManager {}
+
+impl ReleaseManager {
+    pub fn new() -> Self {
+        Self {}
+    }
+}
+
+impl traits::ReleaseManager for ReleaseManager {}

crates/flux-releaser/src/services/release_manager/traits.rs

@@ -0,0 +1,4 @@
+#[cfg(test)]
+use mockall::{automock, mock, predicate::*};
+#[cfg_attr(test, automock)]
+pub trait ReleaseManager {}