[miniflare] Share local storage across processes via a single owner (experimental)

.changeset/shared-storage-owner.md

@@ -0,0 +1,7 @@
+---
+"miniflare": minor
+---
+
+Add experimental `unsafeSharedStorageOwner` option to share local storage across processes
+
+When several Miniflare instances run with resources with the same resource ID, they will now share the underlying data.

.github/workflows/c3-e2e.yml

@@ -287,10 +287,6 @@ jobs:
         run: pnpm run test:e2e:c3
         env:
           NODE_VERSION: ${{ env.NODE_VERSION }}
-          # Some framework generators write a different pnpm version to `packageManager`.
-          # By default pnpm downloads and runs it. Concurrent tests can then provision
-          # that version in the same pnpm tool store, causing recursive installs.
-          pnpm_config_manage_package_manager_versions: "false"
           E2E_EXPERIMENTAL: ${{ matrix.experimental }}
           E2E_TEST_PM: ${{ matrix.pm.name }}
           E2E_TEST_PM_VERSION: ${{ matrix.pm.version }}

packages/create-cloudflare/turbo.json

@@ -28,8 +28,7 @@
 				"E2E_FRAMEWORK_TEMPLATE_TO_TEST",
 				"E2E_PROJECT_PATH",
 				"E2E_TEST_RETRIES",
-				"E2E_RUN_DEPLOY_TESTS",
-				"pnpm_config_manage_package_manager_versions"
+				"E2E_RUN_DEPLOY_TESTS"
 			],
 			"dependsOn": ["build"],
 			"inputs": ["e2e/**", "vitest-e2e.config.ts", "!e2e/README.md"],