Add theme support, light theme, and edgeless light

utils/constants.js

@@ -9,6 +9,10 @@ let constants = {
 			type: "string",
 			default: "http://localhost:3000"
 		},
+		theme: {
+			type: "integer",
+			default: 0
+		},
 		save_history: {
 			type: "boolean",
 			default: false

utils/icon-loader.js

@@ -0,0 +1,8 @@
+const fs = require("fs").promises
+
+const names = ["subscriptions", "settings"]
+const icons = names.map(name => fs.readFile(`html/static/images/${name}.svg`, "utf8"))
+
+module.exports.icons = Promise.all(icons).then(resolvedIcons => {
+	return new Map(names.map((name, index) => [name, resolvedIcons[index]]))
+})

utils/upgradedb.js

@@ -70,6 +70,11 @@ const deltas = [
 			.run()
 		db.prepare("CREATE TABLE TakedownChannels (ucid TEXT NOT NULL, org TEXT, url TEXT, PRIMARY KEY (ucid))")
 			.run()
+	},
+	// 11: Settings +theme
+	function() {
+		db.prepare("ALTER TABLE Settings ADD COLUMN theme INTEGER DEFAULT 0")
+			.run()
 	}
 ]
 
@@ -82,7 +87,7 @@ async function createBackup(entry) {
 
 /**
  * @param {number} entry
- * @param {boolean} log
+ * @param {boolean} [log]
  */
 function runDelta(entry, log) {
 	process.stdout.write(`Upgrading database to version ${entry}... `)