build(server): add Dockerfiles

Add build pipeline with esbuild for production bundling.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/esbuild.mjs b/esbuild.mjs
new file mode 100644
index 0000000..f355f99
--- /dev/null
+++ b/esbuild.mjs
@@ -0,0 +1,23 @@
+import * as esbuild from "esbuild";
+
+await esbuild.build({
+	entryPoints: ["src/server/index.ts"],
+	bundle: true,
+	platform: "node",
+	target: "node22",
+	outfile: "dist/server/index.js",
+	format: "esm",
+	sourcemap: true,
+	external: [
+		// Node.js built-in modules
+		"node:*",
+		// Native modules that can't be bundled
+		"argon2",
+		"pg-native",
+	],
+	banner: {
+		js: "import { createRequire } from 'module'; const require = createRequire(import.meta.url);",
+	},
+});
+
+console.log("Server build complete: dist/server/index.js");