add questions

migrations/20260831120000_create_team_answers_table.sql

@@ -0,0 +1,17 @@
+-- +goose Up
+CREATE TABLE
+    IF NOT EXISTS team_answers (
+        id SERIAL PRIMARY KEY,
+        team_id INTEGER NOT NULL,
+        question_code TEXT NOT NULL,
+        answer TEXT NOT NULL DEFAULT '',
+        score INTEGER,
+        created_at TIMESTAMP NOT NULL DEFAULT NOW (),
+        updated_at TIMESTAMP NOT NULL DEFAULT NOW (),
+
+        CONSTRAINT fk_team_answers_team FOREIGN KEY (team_id) REFERENCES teams (id) ON DELETE CASCADE,
+        CONSTRAINT uq_team_answer UNIQUE (team_id, question_code)
+    );
+
+-- +goose Down
+DROP TABLE IF EXISTS team_answers;