Set up multisite Dokploy deployment

scripts/build-all-sites.mjs

@@ -0,0 +1,21 @@
+import { spawnSync } from "node:child_process";
+import { rmSync } from "node:fs";
+import { BLOG_SITES } from "../src/blog-sites.js";
+
+rmSync("dist", { force: true, recursive: true });
+
+for (const site of BLOG_SITES) {
+  console.log(`\nBuilding ${site.title} -> dist/${site.key}`);
+
+  const result = spawnSync("npx", ["astro", "build"], {
+    env: {
+      ...process.env,
+      BLOG_SITE: site.key,
+    },
+    stdio: "inherit",
+  });
+
+  if (result.status !== 0) {
+    process.exit(result.status ?? 1);
+  }
+}