implement simple build system for static html

customize.dist/src/build.js

@@ -0,0 +1,42 @@
+var Fs = require("fs");
+
+// read a file
+var read = function (path) {
+    return Fs.readFileSync(path, 'utf-8');
+};
+
+// write a file
+var write = function (path, src) {
+    return Fs.writeFileSync(path, src);
+};
+
+// basic templating
+var swap = function (src, dict) {
+    return src.replace(/\{\{(.*?)\}\}/g, function (a, b) {
+        return dict[b] || b;
+    });
+};
+
+// read the template file
+var template = read('./template.html');
+
+// read page fragments
+var fragments = {};
+[   'analytics',
+    'index',
+    'fork',
+    'terms',
+    'privacy',
+].forEach(function (name) {
+    fragments[name] = read('./fragments/' + name + '.html');
+});
+
+// build static pages
+['index', 'privacy', 'terms'].forEach(function (page) {
+    var source = swap(template, {
+       fork: fragments.fork,
+       analytics: fragments.analytics,
+       main: fragments[page],
+    });
+    write('../' + page + '.html', source);
+});