separated web and api, build improvements

wip:
- separate web and api servers.
- script for building static pages.
- building improvements.
- async localisation preloading.

src/modules/buildStatic.js

@@ -0,0 +1,7 @@
+import { buildFront } from "./build.js";
+import { getCurrentBranch, shortCommit } from "./sub/currentCommit.js";
+
+const commitHash = shortCommit();
+const branch = getCurrentBranch();
+
+await buildFront(commitHash, branch);