make some overall QoL improvements

test/app.test.js

@@ -887,6 +887,30 @@ test("chat search, organization, and workspace export work", async () => {
     await server.close();
 });
 
+test("archiving frees an active chat slot and restoring respects the limit", async () => {
+    const server = await startTestServer({config: {chatLimit: 1}});
+    try {
+        const jar = new CookieJar();
+        await request(server.baseUrl, "/register", {method: "POST", body: {username: "archiver", password: "password123"}});
+        await request(server.baseUrl, "/login", {method: "POST", body: {username: "archiver", password: "password123"}, jar});
+        const first = await request(server.baseUrl, "/chats", {method: "POST", body: {title: "First"}, jar});
+        assert.equal(first.status, 200);
+        assert.equal((await request(server.baseUrl, "/chats", {method: "POST", body: {title: "Blocked"}, jar})).status, 400);
+        assert.equal((await request(server.baseUrl, `/chats/${first.json.chat.id}/organization`, {
+            method: "PUT", body: {archived: true}, jar
+        })).status, 200);
+        const second = await request(server.baseUrl, "/chats", {method: "POST", body: {title: "Second"}, jar});
+        assert.equal(second.status, 200);
+        assert.equal((await request(server.baseUrl, `/chats/${first.json.chat.id}/organization`, {
+            method: "PUT", body: {archived: false}, jar
+        })).status, 400);
+        await request(server.baseUrl, `/chats/${second.json.chat.id}/organization`, {method: "PUT", body: {archived: true}, jar});
+        assert.equal((await request(server.baseUrl, `/chats/${first.json.chat.id}/organization`, {
+            method: "PUT", body: {archived: false}, jar
+        })).status, 200);
+    } finally { await server.close(); }
+});
+
 test("persona clone, version restore, and market feedback endpoints work", async () => {
     const server = await startTestServer();
     const jar = new CookieJar();