feat: basic register and login

migrations/all.sql

@@ -0,0 +1,15 @@
+DROP TABLE IF EXISTS users;
+CREATE TABLE users (
+    id                  TEXT PRIMARY KEY,
+    handle              TEXT NOT NULL,
+    full_name           TEXT,
+    email               TEXT,
+    website             TEXT,
+    picture             BLOB,
+
+    status              TEXT CHECK(status IN ('Active','Disabled')) NOT NULL DEFAULT 'Disabled',
+    password_hash       TEXT,
+    activation_token    TEXT,
+    last_login_at       DATETIME,
+    created_at          DATETIME NOT NULL
+);