Project created from basic template

src/server/lib/create-kv.ts

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+import { createStorage, StorageValue, WatchEvent } from "unstorage";
+import fsDriver from "unstorage/drivers/fs";
+
+const STORAGE_PATH = "./.storage"; // It is .gitignored
+
+export function createKV<T extends StorageValue>(name: string) {
+  const storage = createStorage<T>({
+    driver: fsDriver({ base: `${STORAGE_PATH}/${name}` }),
+  });
+
+  // Async generator to play work well with oRPC live queries
+  async function* subscribe() {
+    let resolve: (value: { event: WatchEvent; key: string }) => void;
+    let promise = new Promise<{ event: WatchEvent; key: string }>(
+      (r) => (resolve = r)
+    );
+
+    const unwatch = await storage.watch((event, key) => {
+      resolve({ event, key });
+      promise = new Promise<{ event: WatchEvent; key: string }>(
+        (r) => (resolve = r)
+      );
+    });
+
+    try {
+      while (true) yield await promise;
+    } finally {
+      await unwatch();
+    }
+  }
+
+  return {
+    ...storage,
+    getAllItems: async () => {
+      const keys = await storage.getKeys();
+      const values = await storage.getItems(keys);
+      return values.map(({ value }) => value);
+    },
+    subscribe,
+  };
+}

src/server/lib/openai.ts

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+import { jsonrepair } from "jsonrepair";
+import { z } from "zod";
+import { makeParseableResponseFormat } from "openai/lib/parser";
+
+import type { AutoParseableResponseFormat } from "openai/lib/parser";
+import type { ResponseFormatJSONSchema } from "openai/resources";
+
+export function zodResponseFormat<ZodInput extends z.ZodType>(
+  zodObject: ZodInput,
+  name: string,
+  props?: Omit<
+    ResponseFormatJSONSchema.JSONSchema,
+    "schema" | "strict" | "name"
+  >
+): AutoParseableResponseFormat<z.infer<ZodInput>> {
+  return makeParseableResponseFormat(
+    {
+      type: "json_schema",
+      json_schema: {
+        ...props,
+        name,
+        strict: true,
+        schema: z.toJSONSchema(zodObject, { target: "draft-7" }),
+      },
+    },
+    (content) => zodObject.parse(JSON.parse(jsonrepair(content)))
+  );
+}