feat: add SMTP email support and fix profile/permissions bugs

internal/db/db.go

@@ -47,8 +47,19 @@ CREATE TABLE IF NOT EXISTS users (
 	created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
 );
 
+ALTER TABLE users ADD COLUMN IF NOT EXISTS email_verified BOOLEAN NOT NULL DEFAULT FALSE;
+
 CREATE INDEX IF NOT EXISTS idx_users_username ON users(username);
 
+CREATE TABLE IF NOT EXISTS user_tokens (
+	id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+	user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+	token VARCHAR(255) NOT NULL UNIQUE,
+	type VARCHAR(32) NOT NULL,
+	expires_at TIMESTAMPTZ 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,