feat: enable checking if it should actually run

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

crates/churn/Cargo.toml

@@ -37,3 +37,4 @@ reqwest = { version = "0.12.9", default-features = false, features = [
 serde_json = "1.0.133"
 wasmtime = "28.0.0"
 wasmtime-wasi = "28.0.0"
+petname = "2.0.2"

crates/churn/src/agent/plugins.rs

@@ -124,11 +124,21 @@ impl InnerPluginStore {
     pub async fn execute(&mut self, plugin: &str) -> anyhow::Result<()> {
         let plugin = self.ensure_plugin(plugin).await?;
 
-        plugin
+        if plugin
             .interface0
-            .call_execute(&mut self.store)
+            .call_should_run(&mut self.store)
             .await
-            .context("Failed to call add function")
+            .context("Failed to call should run")?
+        {
+            tracing::info!("job was marked as required to run");
+            return plugin
+                .interface0
+                .call_execute(&mut self.store)
+                .await
+                .context("Failed to call add function");
+        }
+
+        Ok(())
     }
 
     async fn ensure_plugin(&mut self, plugin: &str) -> anyhow::Result<Churn> {

crates/churn/src/cli.rs

@@ -31,6 +31,13 @@ pub async fn execute() -> anyhow::Result<()> {
                     setup_labels.insert(k, v);
                 }
 
+                if !setup_labels.contains_key("node_name") {
+                    setup_labels.insert(
+                        "node_name".into(),
+                        petname::petname(2, "-").expect("to be able to generate a valid petname"),
+                    );
+                }
+
                 agent::setup_config(discovery, force, setup_labels).await?;
                 tracing::info!("wrote default agent config");
             }