chore: add make generate command and update speakeasyVersion to 1.729.0

Author: louis-sanna-dev

Makefile

@@ -1,13 +1,18 @@
-.PHONY: help test-generate update-speakeasy-version
+.PHONY: help generate test-generate update-speakeasy-version
 
 help:
 	@echo "Available targets:"
+	@echo "  make generate                                 Generate all SDKs (main, Azure, GCP)"
 	@echo "  make test-generate                            Test SDK generation locally"
 	@echo "  make update-speakeasy-version VERSION=x.y.z   Update Speakeasy CLI version"
 	@echo ""
 	@echo "Note: Production SDK generation is done via GitHub Actions:"
 	@echo "  .github/workflows/sdk_generation_mistralai_sdk.yaml"
 
+# Generate all SDKs (main, Azure, GCP)
+generate:
+	speakeasy run -t all
+
 # Test SDK generation locally.
 # For production, use GitHub Actions: .github/workflows/sdk_generation_mistralai_sdk.yaml
 # This uses the Speakeasy CLI version defined in .speakeasy/workflow.yaml