add-basic-server-for-heroku

relates #10

server/app.js

@@ -0,0 +1,23 @@
+const path = require("path");
+const express = require("express");
+const favicon = require("express-favicon");
+
+const app = express();
+
+if (process.env.NODE_ENV === "production") {
+  app.use(favicon(path.join(__dirname, "..", "client", "build/favicon.ico")));
+
+  app.use(express.static(path.join(__dirname, "..", "client", "build")));
+
+  app.get("*", (req, res) => {
+    res.sendFile(path.join(__dirname, "..", "client", "build", "index.html"));
+  });
+}
+
+app.get("/test-server", (req, res) => {
+  res.json({ server: "check" });
+});
+
+const port = process.env.PORT || 5000;
+
+app.listen(port, () => console.log(`App listen on port ${port}`));