✨ Add basic auth functionality

server/api/auth.js

@@ -0,0 +1,32 @@
+export class Auth {
+  activeSessions = [];
+  constructor() {}
+  login = (req, res) => {
+    if (!req.body.password) {
+      res.status(401).sendFile("login.html", { root: "../" });
+      return;
+    } else {
+      if (req.body.password == process.env.AUTH_PASSWORD) {
+        const sessionId = Math.random().toString(36).slice(-8);
+        this.activeSessions.push(sessionId);
+        res.cookie("session", sessionId, { httpOnly: true });
+        res.redirect("/");
+      } else {
+        res.status(401).sendFile("login.html", { root: "../" });
+        return;
+      }
+    }
+  };
+  checkLogin = (req, res, next) => {
+    if (!req.cookies.session) {
+      res.status(401).sendFile("login.html", { root: "../" });
+      return;
+    } else {
+      if (!this.activeSessions.includes(req.cookies.session)) {
+        res.status(401).sendFile("login.html", { root: "../" });
+        return;
+      }
+    }
+    next();
+  };
+}