Provide hdk::query_result API to allow return of Headers if desired

Makefile

@@ -1,11 +1,14 @@
 # holochain-rust Makefile
 # currently only supports 'debug' builds
 
-.PHONY: all help
-all: build_holochain build_cmd
+.PHONY: all install help
+all: build_holochain build_cmd build_nodejs
+
+install: install_cmd build_nodejs
 
 help:
-	@echo "run 'make' to build all the libraries and binaries"
+	@echo "run 'make' to build all the libraries and binaries, and the nodejs bin-package"
+	@echo "run 'make install' to build and install all the libraries and binaries, and the nodejs bin-package"
 	@echo "run 'make test' to execute all the tests"
 	@echo "run 'make test_app_spec' to build and test app_spec API tests"
 	@echo "run 'make clean' to clean up the build environment"
@@ -185,6 +188,10 @@ build_holochain: core_toolchain wasm_build
 build_cmd: core_toolchain ensure_wasm_target
 	$(CARGO) build -p hc
 
+.PHONY: build_nodejs
+build_nodejs:
+	cd nodejs_container && npm run compile && mkdir -p bin-package && cp native/index.node bin-package
+
 .PHONY: install_cmd
 install_cmd: build_cmd
 	cd cmd && $(CARGO) install -f --path .
@@ -212,8 +219,16 @@ ${C_BINDING_TESTS}:
 
 # clean up the target directory and all extraneous "C" binding test files
 clean: ${C_BINDING_CLEAN}
-	-@$(RM) -rf target
-	-@$(RM) -rf wasm_utils/wasm-test/integration-test/target
+	@for target in $$( find . -type d -a -name 'target' ); do \
+	    echo -e "\033[0;93m## Removing $${target} ##\033[0m"; \
+	    $(RM) -rf $${target}; \
+        done
+	@$(RM) -rf nodejs_container/dist
+	@$(RM) -rf app_spec/dist
+	@for cargo in $$( find . -name 'Cargo.toml' ); do \
+	    echo -e "\033[0;93m## 'cargo update' in $${cargo%/*} ##\033[0m"; \
+	    ( cd $${cargo%/*} && cargo update ); \
+	done
 
 # clean up the extraneous "C" binding test files
 ${C_BINDING_CLEAN}: