diff --git a/compassion.sidecar/middleware.js b/compassion.sidecar/middleware.js
new file mode 100644
index 00000000..ae1ad3f0
--- /dev/null
+++ b/compassion.sidecar/middleware.js
@@ -0,0 +1,16 @@
+function Middleware () {
+}
+
+Middleware.prototype.index = cadence(function (async) {
+    return [ 200, { 'content-type': 'text/plain' }, 'Compassion API\n' ]
+})
+
+Middleware.prototype.register = cadence(function (async) {
+    // If we already have one and it doesn't match, then we destroy this one.
+    // Create a new instance.
+    async(function () {
+    }, function () {
+    })
+})
+
+module.exports = Middleware