Created the config controller

server/controller/config.js

@@ -0,0 +1,17 @@
+const db = require('../index').database;
+
+// Lists all config entries
+module.exports.list = () => {
+    return db.prepare("SELECT * FROM config").all();
+}
+
+// Gets a specific config entry
+module.exports.get = (key) => {
+    return db.prepare("SELECT * FROM config WHERE key = ?").get(key);
+}
+
+// Updates a specific config entry
+module.exports.update = (key, newValue) => {
+    if (this.get(key) === undefined) return undefined;
+    return db.prepare("UPDATE config SET value = ? WHERE key = ?").run(newValue, key);
+}