feat: added database migration on startup and user+list db migrations

internal/database/migrations/000001_create_users.up.sql

@@ -0,0 +1,16 @@
+CREATE TABLE IF NOT EXISTS users (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    email VARCHAR(255) UNIQUE NOT NULL,
+    name VARCHAR(255) NOT NULL,
+    password_hash VARCHAR(255) NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS sessions (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    token_id UUID UNIQUE NOT NULL,
+    is_revoked BOOLEAN NOT NULL DEFAULT FALSE,
+    expires_at TIMESTAMPTZ NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);