CREATE TABLE "gemini_usage" (
	"id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
	"created_at" timestamp with time zone DEFAULT now() NOT NULL,
	"task_type" text NOT NULL,
	"prompt_tokens" integer NOT NULL,
	"output_tokens" integer NOT NULL,
	"total_tokens" integer NOT NULL,
	"cost_microcents" bigint
);