diff --git a/Cargo.lock b/Cargo.lock
index a9de85a..a642299 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,38 +2,6 @@
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@@ -1346,12 +819,6 @@ dependencies = [
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@@ -1380,18 +847,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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-dependencies = [
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- "quote",
- "syn 2.0.114",
+ "hashbrown",
 ]
 
 [[package]]
@@ -1410,12 +866,6 @@ dependencies = [
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@@ -1479,48 +929,12 @@ dependencies = [
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@@ -1548,46 +962,18 @@ version = "0.1.2"
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@@ -1615,22 +1001,6 @@ dependencies = [
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@@ -1646,17 +1016,6 @@ dependencies = [
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@@ -1762,7 +1075,7 @@ checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
 dependencies = [
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+ "redox_syscall",
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@@ -1777,30 +1090,12 @@ dependencies = [
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 ]
 
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@@ -1864,37 +1132,6 @@ dependencies = [
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@@ -1904,39 +1141,6 @@ dependencies = [
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@@ -2082,53 +1280,6 @@ dependencies = [
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@@ -2166,7 +1317,7 @@ dependencies = [
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+ "webpki-roots",
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 ]
 
@@ -2224,86 +1375,12 @@ dependencies = [
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 ]
 
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 version = "1.0.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9312f7c4f6ff9069b165498234ce8be658059c6728633667c526e27dc2cf1df5"
 
-[[package]]
-name = "unicode-normalization"
-version = "0.1.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5fd4f6878c9cb28d874b009da9e8d183b5abc80117c40bbd187a1fde336be6e8"
-dependencies = [
- "tinyvec",
-]
-
-[[package]]
-name = "unicode-properties"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7df058c713841ad818f1dc5d3fd88063241cc61f49f5fbea4b951e8cf5a8d71d"
-
-[[package]]
-name = "unicode-xid"
-version = "0.2.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebc1c04c71510c7f702b52b7c350734c9ff1295c464a03335b00bb84fc54f853"
-
 [[package]]
 name = "untrusted"
 version = "0.9.0"
@@ -3602,30 +2096,6 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 
-[[package]]
-name = "utf8parse"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
-
-[[package]]
-name = "uuid"
-version = "1.20.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee48d38b119b0cd71fe4141b30f5ba9c7c5d9f4e7a3a8b4a674e4b6ef789976f"
-dependencies = [
- "getrandom 0.3.3",
- "js-sys",
- "serde_core",
- "wasm-bindgen",
-]
-
-[[package]]
-name = "vcpkg"
-version = "0.2.15"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
-
 [[package]]
 name = "version_check"
 version = "0.9.5"
@@ -3675,12 +2145,6 @@ dependencies = [
  "wit-bindgen",
 ]
 
-[[package]]
-name = "wasite"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8dad83b4f25e74f184f64c43b150b91efe7647395b42289f38e50566d82855b"
-
 [[package]]
 name = "wasm-bindgen"
 version = "0.2.108"
@@ -3727,7 +2191,7 @@ dependencies = [
  "bumpalo",
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -3775,34 +2239,6 @@ version = "0.25.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f20c57d8d7db6d3b86154206ae5d8fba62dd39573114de97c2cb0578251f8e1"
 
-[[package]]
-name = "webpki-roots"
-version = "0.26.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "521bc38abb08001b01866da9f51eb7c5d647a19260e00054a8c7fd5f9e57f7a9"
-dependencies = [
- "webpki-roots 1.0.6",
-]
-
-[[package]]
-name = "webpki-roots"
-version = "1.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22cfaf3c063993ff62e73cb4311efde4db1efb31ab78a3e5c457939ad5cc0bed"
-dependencies = [
- "rustls-pki-types",
-]
-
-[[package]]
-name = "whoami"
-version = "1.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d4a4db5077702ca3015d3d02d74974948aba2ad9e12ab7df718ee64ccd7e97d"
-dependencies = [
- "libredox",
- "wasite",
-]
-
 [[package]]
 name = "winapi-util"
 version = "0.1.11"
@@ -3833,7 +2269,7 @@ checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
 ]
 
 [[package]]
@@ -3844,7 +2280,7 @@ checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
 ]
 
 [[package]]
@@ -4170,15 +2606,6 @@ version = "0.53.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650"
 
-[[package]]
-name = "winnow"
-version = "0.7.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a5364e9d77fcdeeaa6062ced926ee3381faa2ee02d3eb83a5c27a8825540829"
-dependencies = [
- "memchr",
-]
-
 [[package]]
 name = "winreg"
 version = "0.50.0"
@@ -4201,21 +2628,6 @@ version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9edde0db4769d2dc68579893f2306b26c6ecfbe0ef499b013d731b7b9247e0b9"
 
-[[package]]
-name = "wyz"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
-dependencies = [
- "tap",
-]
-
-[[package]]
-name = "yansi"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfe53a6657fd280eaa890a3bc59152892ffa3e30101319d168b781ed6529b049"
-
 [[package]]
 name = "yoke"
 version = "0.8.1"
@@ -4235,7 +2647,7 @@ checksum = "b659052874eb698efe5b9e8cf382204678a0086ebf46982b79d6ca3182927e5d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
  "synstructure",
 ]
 
@@ -4256,7 +2668,7 @@ checksum = "9ecf5b4cc5364572d7f4c329661bcc82724222973f2cab6f050a4e5c22f75181"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
 ]
 
 [[package]]
@@ -4276,7 +2688,7 @@ checksum = "d71e5d6e06ab090c67b5e44993ec16b72dcbaabc526db883a360057678b48502"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
  "synstructure",
 ]
 
@@ -4316,7 +2728,7 @@ checksum = "eadce39539ca5cb3985590102671f2567e659fca9666581ad3411d59207951f3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.114",
+ "syn",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 4cd6fd8..23cfb31 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,3 @@
-[workspace]
-members = [".", "migration"]
-
 [package]
 name = "chat"
 version = "0.1.0"
@@ -17,9 +14,3 @@ serde = { version = "1.0.228", features = ["derive"] }
 serde_json = "1.0.149"
 time = "0.3.47"
 tokio = { version = "1.49.0", features = ["full"] }
-sea-orm = { version = "1.1.0", features = ["runtime-tokio-rustls", "sqlx-postgres", "macros", "with-chrono", "with-uuid"] }
-sqlx = { version = "0.8.2", features = ["runtime-tokio-rustls", "postgres", "chrono", "uuid", "macros"] }
-chrono = { version = "0.4", features = ["serde"] }
-uuid = { version = "1.10", features = ["v4", "serde"] }
-migration = { path = "migration" }
-# Removed tower-sessions
diff --git a/index.html b/index.html
index 49034be..8b9bf5e 100644
--- a/index.html
+++ b/index.html
@@ -113,11 +113,6 @@
             box-shadow: 0 0 5px var(--online-green);
         }
 
-        .contact.offline .status-dot {
-            background: #666;
-            box-shadow: none;
-        }
-
         .contact .username {
             flex: 1;
             font-weight: bold;
@@ -343,8 +338,7 @@
         const messageInput = document.getElementById("message");
 
         // State
-        let allUsers = [];
-        let onlineUsers = new Set();
+        let onlineUsers = [];
         let selectedUser = null;
         let messageHistory = {}; // { username: [messages...] }
         let unreadCounts = {}; // { username: count }
@@ -357,6 +351,7 @@
 
             if (code) {
                 // Exchange code for token
+                // NOTE: This assumes the Authentik client is "Public" and doesn't require a secret
                 try {
                     const response = await fetch("https://idm.flegr.me/application/o/token/", {
                         method: "POST",
@@ -371,9 +366,6 @@
                     const data = await response.json();
                     if (data.access_token) {
                         localStorage.setItem("access_token", data.access_token);
-                        if (data.refresh_token) {
-                            localStorage.setItem("refresh_token", data.refresh_token);
-                        }
                         window.history.replaceState({}, document.title, window.location.pathname);
                     } else {
                         console.error("Token exchange failed:", data);
@@ -383,64 +375,13 @@
                 }
             }
 
-            let accessToken = localStorage.getItem("access_token");
-            const refreshToken = localStorage.getItem("refresh_token");
-
-            // Check if token is expired or about to expire (within 60 seconds)
-            if (accessToken && isTokenExpired(accessToken)) {
-                console.log("Access token expired, attempting refresh...");
-                if (refreshToken) {
-                    accessToken = await performTokenRefresh(refreshToken);
-                } else {
-                    accessToken = null;
-                }
-            }
-
-            if (!accessToken) {
-                // Redirect to Authentik with offline_access scope to get a refresh_token
-                const url = `${AUTH_URL}?client_id=${CLIENT_ID}&response_type=code&redirect_uri=${encodeURIComponent(REDIRECT_URI)}&scope=openid+profile+email+offline_access`;
+            const storedToken = localStorage.getItem("access_token");
+            if (!storedToken) {
+                const url = `${AUTH_URL}?client_id=${CLIENT_ID}&response_type=code&redirect_uri=${encodeURIComponent(REDIRECT_URI)}&scope=openid+profile+email`;
                 window.location.href = url;
                 return null;
             }
-            return accessToken;
-        }
-
-        function isTokenExpired(token) {
-            try {
-                const payload = JSON.parse(atob(token.split('.')[1]));
-                const now = Math.floor(Date.now() / 1000);
-                return payload.exp < (now + 60);
-            } catch (e) {
-                return true;
-            }
-        }
-
-        async function performTokenRefresh(refreshToken) {
-            try {
-                const response = await fetch("https://idm.flegr.me/application/o/token/", {
-                    method: "POST",
-                    headers: { "Content-Type": "application/x-www-form-urlencoded" },
-                    body: new URLSearchParams({
-                        grant_type: "refresh_token",
-                        client_id: CLIENT_ID,
-                        refresh_token: refreshToken,
-                    })
-                });
-                const data = await response.json();
-                if (data.access_token) {
-                    localStorage.setItem("access_token", data.access_token);
-                    if (data.refresh_token) {
-                        localStorage.setItem("refresh_token", data.refresh_token);
-                    }
-                    console.log("Token refreshed successfully");
-                    return data.access_token;
-                }
-                console.error("Token refresh failed:", data);
-                return null;
-            } catch (e) {
-                console.error("Error during token refresh:", e);
-                return null;
-            }
+            return storedToken;
         }
 
         (async () => {
@@ -472,32 +413,20 @@
 
             function handleMessage(msg) {
                 switch (msg.type) {
-                    case "identity":
-                        currentUsername = msg.username;
-                        console.log("Identity confirmed:", currentUsername);
-                        // Re-filter contacts now that we know our username
-                        allUsers = allUsers.filter(u => u !== currentUsername);
-                        renderContacts();
-                        break;
-
                     case "user_list":
-                        allUsers = msg.users;
-                        onlineUsers = new Set(msg.online);
+                        onlineUsers = msg.users.filter(u => u !== currentUsername);
                         renderContacts();
                         break;
 
                     case "user_joined":
-                        if (msg.username !== currentUsername) {
-                            if (!allUsers.includes(msg.username)) {
-                                allUsers.push(msg.username);
-                            }
-                            onlineUsers.add(msg.username);
+                        if (msg.username !== currentUsername && !onlineUsers.includes(msg.username)) {
+                            onlineUsers.push(msg.username);
                             renderContacts();
                         }
                         break;
 
                     case "user_left":
-                        onlineUsers.delete(msg.username);
+                        onlineUsers = onlineUsers.filter(u => u !== msg.username);
                         renderContacts();
                         if (selectedUser === msg.username) {
                             addSystemMessage(`${msg.username} has disconnected.`);
@@ -509,6 +438,13 @@
                         break;
 
                     case "system":
+                        // Extract username from welcome message
+                        if (msg.content.startsWith("Welcome, ")) {
+                            currentUsername = msg.content.replace("Welcome, ", "").replace("!", "");
+                            // Re-filter contacts now that we know our username
+                            onlineUsers = onlineUsers.filter(u => u !== currentUsername);
+                            renderContacts();
+                        }
                         addSystemMessage(msg.content);
                         break;
                 }
@@ -542,12 +478,9 @@
 
             function renderContacts() {
                 contactsList.innerHTML = "";
-                allUsers.forEach(username => {
+                onlineUsers.forEach(username => {
                     const div = document.createElement("div");
-                    const isOnline = onlineUsers.has(username);
-                    div.className = "contact" +
-                        (selectedUser === username ? " selected" : "") +
-                        (isOnline ? "" : " offline");
+                    div.className = "contact" + (selectedUser === username ? " selected" : "");
                     div.onclick = () => selectUser(username);
 
                     const statusDot = document.createElement("span");
@@ -572,7 +505,7 @@
                 });
             }
 
-            async function selectUser(username) {
+            function selectUser(username) {
                 selectedUser = username;
                 unreadCounts[username] = 0; // Clear unread
                 chatHeader.textContent = `Chat with ${username}`;
@@ -580,27 +513,6 @@
                 chatDiv.classList.add("active");
                 controls.classList.add("active");
                 renderContacts();
-
-                // Fetch history from DB
-                try {
-                    const token = localStorage.getItem("access_token");
-                    const response = await fetch(`/api/history?to=${encodeURIComponent(username)}`, {
-                        headers: {
-                            "Authorization": `Bearer ${token}`
-                        }
-                    });
-                    if (response.ok) {
-                        const history = await response.json();
-                        messageHistory[username] = history.map(msg => ({
-                            from: msg.from_user,
-                            content: msg.content,
-                            isSent: msg.from_user === currentUsername
-                        }));
-                    }
-                } catch (e) {
-                    console.error("Failed to fetch history:", e);
-                }
-
                 renderChat();
                 messageInput.focus();
             }
diff --git a/migration/Cargo.toml b/migration/Cargo.toml
deleted file mode 100644
index 000eee9..0000000
--- a/migration/Cargo.toml
+++ /dev/null
@@ -1,13 +0,0 @@
-[package]
-name = "migration"
-version = "0.1.0"
-edition = "2024"
-
-[lib]
-name = "migration"
-path = "src/lib.rs"
-
-[dependencies]
-async-trait = "0.1"
-sea-orm-migration = { version = "1.1.0", features = ["runtime-tokio-rustls", "sqlx-postgres"] }
-tokio = { version = "1", features = ["full"] }
diff --git a/migration/src/lib.rs b/migration/src/lib.rs
deleted file mode 100644
index 2c605af..0000000
--- a/migration/src/lib.rs
+++ /dev/null
@@ -1,12 +0,0 @@
-pub use sea_orm_migration::prelude::*;
-
-mod m20220101_000001_create_table;
-
-pub struct Migrator;
-
-#[async_trait::async_trait]
-impl MigratorTrait for Migrator {
-    fn migrations() -> Vec<Box<dyn MigrationTrait>> {
-        vec![Box::new(m20220101_000001_create_table::Migration)]
-    }
-}
diff --git a/migration/src/m20220101_000001_create_table.rs b/migration/src/m20220101_000001_create_table.rs
deleted file mode 100644
index caa8276..0000000
--- a/migration/src/m20220101_000001_create_table.rs
+++ /dev/null
@@ -1,98 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-#[derive(Iden)]
-enum Users {
-    Table,
-    Id,
-    Username,
-    CreatedAt,
-}
-
-#[derive(Iden)]
-enum Messages {
-    Table,
-    Id,
-    FromUser,
-    ToUser,
-    Content,
-    CreatedAt,
-}
-
-#[derive(DeriveMigrationName)]
-pub struct Migration;
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Users::Table)
-                    .if_not_exists()
-                    .col(
-                        ColumnDef::new(Users::Id)
-                            .integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(
-                        ColumnDef::new(Users::Username)
-                            .string()
-                            .not_null()
-                            .unique_key(),
-                    )
-                    .col(
-                        ColumnDef::new(Users::CreatedAt)
-                            .date_time()
-                            .not_null()
-                            .extra("DEFAULT CURRENT_TIMESTAMP".to_string()),
-                    )
-                    .to_owned(),
-            )
-            .await?;
-
-        manager
-            .create_table(
-                Table::create()
-                    .table(Messages::Table)
-                    .if_not_exists()
-                    .col(ColumnDef::new(Messages::Id).uuid().not_null().primary_key())
-                    .col(ColumnDef::new(Messages::FromUser).string().not_null())
-                    .col(ColumnDef::new(Messages::ToUser).string().not_null())
-                    .col(ColumnDef::new(Messages::Content).text().not_null())
-                    .col(
-                        ColumnDef::new(Messages::CreatedAt)
-                            .date_time()
-                            .not_null()
-                            .extra("DEFAULT CURRENT_TIMESTAMP".to_string()),
-                    )
-                    .foreign_key(
-                        ForeignKey::create()
-                            .name("fk-messages-from_user")
-                            .from(Messages::Table, Messages::FromUser)
-                            .to(Users::Table, Users::Username),
-                    )
-                    .foreign_key(
-                        ForeignKey::create()
-                            .name("fk-messages-to_user")
-                            .from(Messages::Table, Messages::ToUser)
-                            .to(Users::Table, Users::Username),
-                    )
-                    .to_owned(),
-            )
-            .await?;
-
-        Ok(())
-    }
-
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Messages::Table).to_owned())
-            .await?;
-        manager
-            .drop_table(Table::drop().table(Users::Table).to_owned())
-            .await?;
-        Ok(())
-    }
-}
diff --git a/migration/src/main.rs b/migration/src/main.rs
deleted file mode 100644
index f054dea..0000000
--- a/migration/src/main.rs
+++ /dev/null
@@ -1,6 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-#[tokio::main]
-async fn main() {
-    cli::run_cli(migration::Migrator).await;
-}
diff --git a/src/entities/messages.rs b/src/entities/messages.rs
deleted file mode 100644
index 6b599b7..0000000
--- a/src/entities/messages.rs
+++ /dev/null
@@ -1,37 +0,0 @@
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
-#[sea_orm(table_name = "messages")]
-pub struct Model {
-    #[sea_orm(primary_key, auto_increment = false)]
-    pub id: Uuid,
-    pub from_user: String,
-    pub to_user: String,
-    pub content: String,
-    pub created_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {
-    #[sea_orm(
-        belongs_to = "super::users::Entity",
-        from = "Column::FromUser",
-        to = "super::users::Column::Username"
-    )]
-    FromUser,
-    #[sea_orm(
-        belongs_to = "super::users::Entity",
-        from = "Column::ToUser",
-        to = "super::users::Column::Username"
-    )]
-    ToUser,
-}
-
-impl Related<super::users::Entity> for Entity {
-    fn to() -> RelationDef {
-        Relation::FromUser.def() // Or ToUser, depending on what you want as the 'default' relationship
-    }
-}
-
-impl ActiveModelBehavior for ActiveModel {}
diff --git a/src/entities/mod.rs b/src/entities/mod.rs
deleted file mode 100644
index 5a8b2b3..0000000
--- a/src/entities/mod.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-pub mod messages;
-pub mod users;
-
-pub mod prelude {
-    pub use super::messages::Entity as Messages;
-    pub use super::users::Entity as Users;
-}
diff --git a/src/entities/users.rs b/src/entities/users.rs
deleted file mode 100644
index 7bcd081..0000000
--- a/src/entities/users.rs
+++ /dev/null
@@ -1,26 +0,0 @@
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
-#[sea_orm(table_name = "users")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i32,
-    #[sea_orm(unique)]
-    pub username: String,
-    pub created_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {
-    #[sea_orm(has_many = "super::messages::Entity")]
-    Messages,
-}
-
-impl Related<super::messages::Entity> for Entity {
-    fn to() -> RelationDef {
-        Relation::Messages.def()
-    }
-}
-
-impl ActiveModelBehavior for ActiveModel {}
diff --git a/src/main.rs b/src/main.rs
index 9754e17..fb9106f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,26 +4,17 @@ use axum::{
         Query, State,
         ws::{Message, WebSocket, WebSocketUpgrade},
     },
-    http::{HeaderMap, StatusCode},
+    http::StatusCode,
     response::{Html, IntoResponse},
     routing::get,
 };
 use dotenvy::dotenv;
 use futures::{sink::SinkExt, stream::StreamExt};
-use jsonwebtoken::{Algorithm, DecodingKey, Validation, decode, decode_header};
 use serde::{Deserialize, Serialize};
 use std::{collections::HashMap, sync::Arc};
 use tokio::sync::{RwLock, mpsc};
 
-use migration::{Migrator, MigratorTrait};
-use sea_orm::{
-    ActiveModelTrait, ActiveValue, ColumnTrait, Condition, Database, DatabaseConnection,
-    EntityTrait, QueryFilter, QueryOrder,
-};
-
-mod entities;
 mod user;
-use entities::{messages, prelude::*, users};
 use user::User;
 
 // WebSocket message types for client-server communication
@@ -31,18 +22,13 @@ use user::User;
 #[serde(tag = "type")]
 enum WsMessage {
     #[serde(rename = "user_list")]
-    UserList {
-        users: Vec<String>,
-        online: Vec<String>,
-    },
+    UserList { users: Vec<String> },
     #[serde(rename = "private_message")]
     PrivateMessage {
         from: String,
         to: String,
         content: String,
     },
-    #[serde(rename = "identity")]
-    Identity { username: String },
     #[serde(rename = "user_joined")]
     UserJoined { username: String },
     #[serde(rename = "system")]
@@ -102,38 +88,19 @@ impl ChatState {
 // Application state
 struct AppState {
     chat: ChatState,
-    jwks: RwLock<HashMap<String, (String, String)>>,
-    db: DatabaseConnection,
 }
 
 #[tokio::main]
 async fn main() {
     dotenv().ok();
 
-    let database_url = dotenvy::var("DATABASE_URL").expect("DATABASE_URL must be set");
-    let db = Database::connect(database_url)
-        .await
-        .expect("Failed to connect to database");
-
-    // Run migrations
-    Migrator::up(&db, None)
-        .await
-        .expect("Failed to run migrations");
-
-    let chat = ChatState::new();
-    let jwks = RwLock::new(HashMap::new());
-
-    let app_state = Arc::new(AppState { chat, jwks, db });
-
-    // Initial JWKS fetch
-    if let Err(e) = fetch_jwks(&app_state).await {
-        eprintln!("Warning: Failed to fetch initial JWKS: {}", e);
-    }
+    let app_state = Arc::new(AppState {
+        chat: ChatState::new(),
+    });
 
     // Build application with routes
     let app = Router::new()
         .route("/", get(index))
-        .route("/api/history", get(get_history))
         .route("/ws", get(websocket_handler))
         .with_state(app_state);
 
@@ -146,34 +113,6 @@ async fn main() {
     axum::serve(listener, app).await.unwrap();
 }
 
-async fn fetch_jwks(state: &AppState) -> Result<(), Box<dyn std::error::Error>> {
-    let resp: JwkSet = reqwest::get("https://idm.flegr.me/application/o/chat/jwks/")
-        .await?
-        .json()
-        .await?;
-
-    let mut keys = state.jwks.write().await;
-    for jwk in resp.keys {
-        if let (Some(kid), Some(n), Some(e)) = (jwk.kid, jwk.n, jwk.e) {
-            keys.insert(kid, (n, e));
-        }
-    }
-    println!("Fetched {} public keys from Authentik", keys.len());
-    Ok(())
-}
-
-#[derive(Deserialize)]
-struct JwkSet {
-    keys: Vec<Jwk>,
-}
-
-#[derive(Deserialize)]
-struct Jwk {
-    kid: Option<String>,
-    n: Option<String>,
-    e: Option<String>,
-}
-
 // Handlers
 
 async fn index() -> impl IntoResponse {
@@ -191,138 +130,30 @@ struct Claims {
     // Add other fields as needed
 }
 
-async fn verify_token(token: &str, state: &AppState) -> Result<Claims, StatusCode> {
-    let header = match decode_header(token) {
-        Ok(h) => h,
-        Err(_) => return Err(StatusCode::BAD_REQUEST),
-    };
-
-    let kid = match header.kid {
-        Some(k) => k,
-        None => return Err(StatusCode::UNAUTHORIZED),
-    };
-
-    let components = {
-        let jwks = state.jwks.read().await;
-        if let Some(c) = jwks.get(&kid).cloned() {
-            c
-        } else {
-            // Key not found, might need to refresh JWKS
-            drop(jwks);
-            if let Err(e) = fetch_jwks(state).await {
-                eprintln!("Failed to refresh JWKS: {}", e);
-                return Err(StatusCode::UNAUTHORIZED);
-            }
-            let jwks = state.jwks.read().await;
-            match jwks.get(&kid).cloned() {
-                Some(c) => c,
-                None => return Err(StatusCode::UNAUTHORIZED),
-            }
-        }
-    };
-
-    let key = match DecodingKey::from_rsa_components(&components.0, &components.1) {
-        Ok(k) => k,
-        Err(_) => return Err(StatusCode::INTERNAL_SERVER_ERROR),
-    };
-
-    let mut validation = Validation::new(Algorithm::RS256);
-    validation.set_audience(&["xLL8a23JBnBvEarjQUY6Jgd4zLnnqIi2y3oB6laM"]);
-    validation.set_issuer(&["https://idm.flegr.me/application/o/chat/"]);
-
-    match decode::<Claims>(token, &key, &validation) {
-        Ok(c) => Ok(c.claims),
-        Err(e) => {
-            eprintln!("Token validation failed: {}", e);
-            Err(StatusCode::UNAUTHORIZED)
-        }
-    }
-}
-
 async fn websocket_handler(
     ws: WebSocketUpgrade,
     Query(params): Query<WsParams>,
     State(state): State<Arc<AppState>>,
 ) -> impl IntoResponse {
-    let claims = match verify_token(&params.token, &state).await {
-        Ok(c) => c,
-        Err(status) => return status.into_response(),
-    };
-
-    let user = User {
-        login: claims.preferred_username,
-        avatar_url: String::new(),
-    };
-
-    // Ensure user exists in DB
-    let user_active_model = users::ActiveModel {
-        username: ActiveValue::Set(user.login.clone()),
-        ..Default::default()
-    };
-    let _ = Users::insert(user_active_model)
-        .on_conflict(
-            sea_orm::sea_query::OnConflict::column(users::Column::Username)
-                .do_nothing()
-                .to_owned(),
-        )
-        .exec(&state.db)
+    // For now, we'll verify the token by calling the userinfo endpoint.
+    // In a production app, you should verify the JWT signature locally using JWKS.
+    let client = reqwest::Client::new();
+    let user_info_resp = client
+        .get("https://idm.flegr.me/application/o/userinfo/")
+        .header("User-Agent", "axum-chat-app")
+        .bearer_auth(&params.token)
+        .send()
         .await;
 
-    let state_clone = state.clone();
-    ws.on_upgrade(move |socket| handle_websocket(socket, state_clone, user))
-}
-
-#[derive(Deserialize)]
-struct HistoryParams {
-    to: String,
-}
-
-async fn get_history(
-    headers: HeaderMap,
-    Query(params): Query<HistoryParams>,
-    State(state): State<Arc<AppState>>,
-) -> impl IntoResponse {
-    let auth_header = match headers.get(axum::http::header::AUTHORIZATION) {
-        Some(h) => h.to_str().unwrap_or(""),
-        None => return StatusCode::UNAUTHORIZED.into_response(),
-    };
-
-    if !auth_header.starts_with("Bearer ") {
-        return StatusCode::UNAUTHORIZED.into_response();
-    }
-
-    let token = &auth_header[7..];
-    let claims = match verify_token(token, &state).await {
-        Ok(c) => c,
-        Err(status) => return status.into_response(),
-    };
-
-    let current_user = claims.preferred_username;
-
-    let messages = Messages::find()
-        .filter(
-            Condition::any()
-                .add(
-                    Condition::all()
-                        .add(messages::Column::FromUser.eq(current_user.clone()))
-                        .add(messages::Column::ToUser.eq(params.to.clone())),
-                )
-                .add(
-                    Condition::all()
-                        .add(messages::Column::FromUser.eq(params.to))
-                        .add(messages::Column::ToUser.eq(current_user)),
-                ),
-        )
-        .order_by_asc(messages::Column::CreatedAt)
-        .all(&state.db)
-        .await;
-
-    match messages {
-        Ok(msgs) => axum::Json(msgs).into_response(),
-        Err(e) => {
-            eprintln!("Failed to fetch history: {}", e);
-            StatusCode::INTERNAL_SERVER_ERROR.into_response()
+    match user_info_resp {
+        Ok(resp) if resp.status().is_success() => {
+            let user: User = match resp.json().await {
+                Ok(u) => u,
+                Err(_) => return StatusCode::INTERNAL_SERVER_ERROR.into_response(),
+            };
+            ws.on_upgrade(move |socket| handle_websocket(socket, state, user))
         }
+        _ => StatusCode::UNAUTHORIZED.into_response(),
     }
 }
 
@@ -338,42 +169,19 @@ async fn handle_websocket(stream: WebSocket, state: Arc<AppState>, user: User) {
     state.chat.add_user(username.clone(), tx).await;
     println!("User connected: {}", username);
 
-    // Send identity
-    let identity_msg = serde_json::to_string(&WsMessage::Identity {
-        username: username.clone(),
-    })
-    .unwrap();
-    let _ = ws_sender.send(Message::Text(identity_msg.into())).await;
-
-    // Send global user list and online status to the newly connected user
-    let (db_users, online_users) = match Users::find().all(&state.db).await {
-        Ok(all_users) => {
-            let db_list = all_users
-                .into_iter()
-                .map(|u| u.username)
-                .filter(|u| u != &username)
-                .collect::<Vec<String>>();
-            let online_list = state.chat.get_online_users().await;
-            (db_list, online_list)
-        }
-        Err(e) => {
-            eprintln!("Failed to fetch users from DB: {}", e);
-            (Vec::new(), Vec::new())
-        }
-    };
-    println!(
-        "Sending global user list to {}: DB Count={}, Online Count={}",
-        username,
-        db_users.len(),
-        online_users.len()
-    );
-    let user_list_msg = serde_json::to_string(&WsMessage::UserList {
-        users: db_users,
-        online: online_users,
-    })
-    .unwrap();
+    // Send current user list to the newly connected user
+    let users = state.chat.get_online_users().await;
+    println!("Sending user list to {}: {:?}", username, users);
+    let user_list_msg = serde_json::to_string(&WsMessage::UserList { users }).unwrap();
     let _ = ws_sender.send(Message::Text(user_list_msg.into())).await;
 
+    // Send welcome message
+    let welcome = serde_json::to_string(&WsMessage::System {
+        content: format!("Welcome, {}!", username),
+    })
+    .unwrap();
+    let _ = ws_sender.send(Message::Text(welcome.into())).await;
+
     // Task to forward messages from channel to WebSocket
     let send_task = tokio::spawn(async move {
         while let Some(msg) = rx.recv().await {
@@ -397,16 +205,6 @@ async fn handle_websocket(stream: WebSocket, state: Arc<AppState>, user: User) {
         while let Some(Ok(Message::Text(text))) = ws_receiver.next().await {
             // Parse incoming message
             if let Ok(msg) = serde_json::from_str::<ClientMessage>(&text) {
-                // Persist to DB
-                let new_message = messages::ActiveModel {
-                    id: ActiveValue::Set(uuid::Uuid::new_v4()),
-                    from_user: ActiveValue::Set(username_clone.clone()),
-                    to_user: ActiveValue::Set(msg.to.clone()),
-                    content: ActiveValue::Set(msg.content.clone()),
-                    ..Default::default()
-                };
-                let _ = new_message.insert(&state_clone.db).await;
-
                 // Create private message
                 let private_msg = serde_json::to_string(&WsMessage::PrivateMessage {
                     from: username_clone.clone(),