feat(db): gemini_usage-tabell för token-telemetri

infrastructure/migrations/0026_smart_mastermind.sql

@@ -0,0 +1,9 @@
+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
+);

packages/database/src/schema/gemini-usage.ts

@@ -0,0 +1,16 @@
+import { bigint, integer, pgTable, text, uuid } from "drizzle-orm/pg-core";
+import { createdAt } from "./_shared.js";
+
+/**
+ * Token-telemetri för Gemini-anrop (spec §EOC):
+ * Rådata för /ops/v1/summary och framtida kostnadsuppföljning.
+ */
+export const geminiUsage = pgTable("gemini_usage", {
+  id: uuid("id").primaryKey().defaultRandom(),
+  createdAt: createdAt(),
+  taskType: text("task_type").notNull(),
+  promptTokens: integer("prompt_tokens").notNull(),
+  outputTokens: integer("output_tokens").notNull(),
+  totalTokens: integer("total_tokens").notNull(),
+  costMicrocents: bigint("cost_microcents", { mode: "number" }),
+});

packages/database/src/schema/index.ts

@@ -22,3 +22,4 @@ export * from "./feedback.js";
 export * from "./ops.js";
 export * from "./platform.js";
 export * from "./releaseGates.js";
+export * from "./gemini-usage.js";