create d1 tutorial

d1-tutorial/pnpm-workspace.yaml

@@ -0,0 +1,7 @@
+# Pre-approve build scripts for the packages C3 itself installs that need
+# them: `workerd` downloads the platform binary and `esbuild` downloads/
+# builds native bindings. Without these, pnpm 11+ aborts the install with
+# ERR_PNPM_IGNORED_BUILDS.
+allowBuilds:
+  esbuild: true
+  workerd: true