chore: 并入 iotlcm-app 历史到 app/（原提交 f40bda9）

app/server/hack/hack-cli.mk

@@ -0,0 +1,15 @@
+
+# Keep the CLI version aligned with github.com/gogf/gf/v2 in go.mod.
+GF_CLI_VERSION ?= v2.9.6
+GF_CMD ?= go run github.com/gogf/gf/cmd/gf/v2@$(GF_CLI_VERSION)
+
+# Install the pinned CLI tool for developers who want a local executable.
+.PHONY: cli
+cli:
+	@go install github.com/gogf/gf/cmd/gf/v2@$(GF_CLI_VERSION)
+
+# Validate the pinned CLI can run. Generation targets invoke GF_CMD directly,
+# so a different gf executable earlier on PATH cannot silently take over.
+.PHONY: cli.install
+cli.install:
+	@$(GF_CMD) -v >/dev/null