new styling for frontpage, update login and authorize templates (#46)

* new styling for frontpage, update login and authorize templates

* run go fmt

* add AssetBaseDir to command flag parsing

* untested: move landing page to it's own router

* go fmt, fix typo

* fix package, adapt to proper Route structure

web/source/build.js

@@ -0,0 +1,23 @@
+"use strict";
+
+const fs = require("fs").promises;
+const postcss = require('postcss');
+const {parse} = require("postcss-scss");
+
+const postcssPlugins = ["postcss-strip-inline-comments", "postcss-nested", "postcss-simple-vars", "postcss-color-function"].map((plugin) => require(plugin)());
+
+let inputFile = `${__dirname}/style.css`;
+let outputFile = `${__dirname}/../assets/bundle.css`;
+
+fs.readFile(inputFile, "utf-8").then((input) => {
+	return parse(input);
+}).then((ast) => {
+	return postcss(postcssPlugins).process(ast, {
+		from: "style.css",
+		to: "bundle.css"
+	});
+}).then((bundle) => {
+	return fs.writeFile(outputFile, bundle.css);
+}).then(() => {
+	console.log("Finished writing CSS bundle");
+});