Renamed and updated project.

migrations/000003_create_families.up.sql

@@ -0,0 +1,12 @@
+CREATE TABLE families
+(
+    id               BIGSERIAL PRIMARY KEY,
+    name             TEXT      NOT NULL,
+    owner_id         BIGINT    NOT NULL REFERENCES users (id),
+    telegram_chat_id BIGINT    NOT NULL UNIQUE REFERENCES telegram_chats (id),
+    created_at       TIMESTAMP NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX idx_families_owner_id ON families (owner_id);
+
+CREATE UNIQUE INDEX idx_families_chat_id ON families (telegram_chat_id);