fix: image resizer wasm loading, reenable image resizing (#26805)

packages/opencode/test/image/image.test.ts

@@ -2,6 +2,7 @@ import { describe, expect } from "bun:test"
 import { Cause, Effect, Exit, Layer } from "effect"
 import { Image } from "@/image/image"
 import { MessageID, PartID, SessionID } from "@/session/schema"
+import path from "node:path"
 import { TestConfig } from "../fixture/config"
 import { testEffect } from "../lib/effect"
 
@@ -57,6 +58,46 @@ describe("Image", () => {
     }),
   )
 
+  it.effect("resizes images that fit the byte limit but exceed dimension limits", () =>
+    Effect.gen(function* () {
+      const photon = yield* Effect.promise(() => import("@silvia-odwyer/photon-node"))
+      const source = new photon.PhotonImage(new Uint8Array(Array.from({ length: 9_000 * 4 }, () => 255)), 9_000, 1)
+      const image = yield* Image.Service
+      const result = yield* image.normalize(part("image/png", Buffer.from(source.get_bytes()).toString("base64")))
+      const resized = photon.PhotonImage.new_from_byteslice(
+        Buffer.from(result.url.slice(result.url.indexOf(";base64,") + ";base64,".length), "base64"),
+      )
+
+      source.free()
+      expect(resized.get_width()).toBeLessThanOrEqual(2_000)
+      expect(resized.get_height()).toBeLessThanOrEqual(2_000)
+      resized.free()
+    }),
+  )
+
+  it.effect("resizes the 5MB base64 picture fixture", () =>
+    Effect.gen(function* () {
+      const photon = yield* Effect.promise(() => import("@silvia-odwyer/photon-node"))
+      const data = Buffer.from(
+        yield* Effect.promise(() =>
+          Bun.file(path.join(import.meta.dir, "fixtures", "picture-5mb-base64.png")).arrayBuffer(),
+        ),
+      )
+      const input = part("image/png", data.toString("base64"))
+      const image = yield* Image.Service
+      const result = yield* image.normalize(input)
+      const base64 = result.url.slice(result.url.indexOf(";base64,") + ";base64,".length)
+      const resized = photon.PhotonImage.new_from_byteslice(Buffer.from(base64, "base64"))
+
+      expect(input.url.slice(input.url.indexOf(";base64,") + ";base64,".length).length).toBe(5 * 1024 * 1024)
+      expect(result.url).not.toBe(input.url)
+      expect(base64.length).toBeLessThan(5 * 1024 * 1024)
+      expect(resized.get_width()).toBeLessThanOrEqual(2_000)
+      expect(resized.get_height()).toBeLessThanOrEqual(2_000)
+      resized.free()
+    }),
+  )
+
   tiny.effect("fails with a typed size error when no resized candidate fits", () =>
     Effect.gen(function* () {
       const photon = yield* Effect.promise(() => import("@silvia-odwyer/photon-node"))