Revert merging of server and client repository

src/backend/client/ensembles.rs

@@ -0,0 +1,18 @@
+use super::Backend;
+use crate::database::Ensemble;
+use anyhow::Result;
+
+impl Backend {
+    /// Get all available ensembles from the server.
+    pub async fn get_ensembles(&self) -> Result<Vec<Ensemble>> {
+        let body = self.get("ensembles").await?;
+        let ensembles: Vec<Ensemble> = serde_json::from_str(&body)?;
+        Ok(ensembles)
+    }
+
+    /// Post a new ensemble to the server.
+    pub async fn post_ensemble(&self, data: &Ensemble) -> Result<()> {
+        self.post("ensembles", serde_json::to_string(data)?).await?;
+        Ok(())
+    }
+}