chore: add local dev setup script and gitignore workflow.local.yaml (#37)

Adds .speakeasy/workflow.local.example as a template for local SDK
generation, a bin/setup-local script to bootstrap it, and gitignores
workflow.local.yaml so it is never accidentally committed.

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: satanas

.gitignore

@@ -0,0 +1 @@
+.speakeasy/workflow.local.yaml

.speakeasy/workflow.local.example

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+# Template for local SDK generation. Copy this file to workflow.local.yaml before use.
+# Intended for Gusto engineers with access to the internal API specification repository.
+# External contributors: local generation requires access to internal Gusto repositories
+# and is not supported outside of Gusto's development environment.
+#
+# Setup: run bin/setup-local to create workflow.local.yaml automatically.
+# Usage: speakeasy run --target=local
+workflowVersion: 1.0.0
+speakeasyVersion: latest
+sources:
+  GustoEmbedded-local:
+    inputs:
+      - location: ../Gusto-Partner-API/generated/embedded/api.v2025-06-15.embedded.yaml
+    overlays:
+      - location: ../Gusto-Partner-API/.speakeasy/speakeasy-modifications-overlay.yaml
+      - location: gusto_embedded/.speakeasy/speakeasy-modifications-overlay.yaml
+  GustoAppInt-local:
+    inputs:
+      - location: ../Gusto-Partner-API/generated/app-integrations/api.v2025-06-15.app-integrations.yaml
+    overlays:
+      - location: ../Gusto-Partner-API/.speakeasy/speakeasy-app-int-modifications-overlay.yaml
+      - location: gusto_app_int/.speakeasy/speakeasy-modifications-overlay.yaml
+targets:
+  local:
+    target: python
+    source: GustoEmbedded-local
+    output: ./gusto_embedded
+  local-app-int:
+    target: python
+    source: GustoAppInt-local
+    output: ./gusto_app_int

bin/setup-local

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+#!/usr/bin/env bash
+set -e
+
+DEST=".speakeasy/workflow.local.yaml"
+EXAMPLE=".speakeasy/workflow.local.example"
+
+if [ -f "$DEST" ]; then
+  echo "$DEST already exists — skipping"
+  exit 0
+fi
+
+cp "$EXAMPLE" "$DEST"
+echo "Created $DEST"
+echo ""
+echo "Note: local generation requires access to internal Gusto repositories."
+echo "Run: speakeasy run --target=local"