Add a no-op compare_perf workflow (#41605)

Testing PR for @zed-zippy

Release Notes:

- N/A

.github/workflows/compare_perf.yml

@@ -0,0 +1,13 @@
+# Generated from xtask::workflows::compare_perf
+# Rebuild with `cargo xtask workflows`.
+name: compare_perf
+on:
+  workflow_dispatch: {}
+jobs:
+  run_perf:
+    runs-on: namespace-profile-2x4-ubuntu-2404
+    steps:
+    - name: steps::checkout_repo
+      uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
+      with:
+        clean: false

tooling/xtask/src/tasks/workflows.rs

@@ -3,6 +3,7 @@ use clap::Parser;
 use std::fs;
 use std::path::Path;
 
+mod compare_perf;
 mod danger;
 mod nix_build;
 mod release_nightly;
@@ -24,6 +25,7 @@ pub fn run_workflows(_: GenerateWorkflowArgs) -> Result<()> {
         ("run_bundling.yml", run_bundling::run_bundling()),
         ("release_nightly.yml", release_nightly::release_nightly()),
         ("run_tests.yml", run_tests::run_tests()),
+        ("compare_perf.yml", compare_perf::compare_perf()),
     ];
     fs::create_dir_all(dir)
         .with_context(|| format!("Failed to create directory: {}", dir.display()))?;

tooling/xtask/src/tasks/workflows/compare_perf.rs

@@ -0,0 +1,22 @@
+use gh_workflow::*;
+
+use crate::tasks::workflows::{
+    runners,
+    steps::{self, NamedJob, named},
+};
+
+/// Generates the danger.yml workflow
+pub fn compare_perf() -> Workflow {
+    let run_perf = run_perf();
+    named::workflow()
+        .on(Event::default().workflow_dispatch(WorkflowDispatch::default()))
+        .add_job(run_perf.name, run_perf.job)
+}
+
+pub fn run_perf() -> NamedJob {
+    named::job(
+        Job::default()
+            .runs_on(runners::LINUX_SMALL)
+            .add_step(steps::checkout_repo()),
+    )
+}