update build script (#30)

Author: karissarjacobsen

esbuildScript/build.js

@@ -1,20 +1,24 @@
 const glob = require("tiny-glob");
-const { context } = require("esbuild");
+const { build, context } = require("esbuild");
 const { envPlugin } = require("./envPlugin");
 
 (async () => {
   const entryPoints = await glob("./app/javascript/*.*");
-  const ctx = await context({
+  const options = {
     entryPoints,
     bundle: true,
     sourcemap: true,
     outdir: "app/assets/builds",
     plugins: [envPlugin],
-    loader: { ".js": "jsx" },
-  });
+    loader: { ".js": "jsx" }
+  };
 
-  if(process.argv.some((x) => x === "--watch")) {
+  if (process.argv.some((x) => x === "--watch")) {
+    const ctx = await context(options);
     await ctx.watch();
+    console.log("Watching for changes...");
+  } else {
+    await build(options);
+    console.log("Build complete.");
   }
-  await ctx.serve();
-})();
+})();