Migrate firectl to its own repository

Remove firectl itself from Makefile and the source tree

Update links where appropriate to reference the firectl repository

Ran "go mod tidy" to prune unused modules

Signed-off-by: Noah Meyerhans <[email protected]>

Author: Noah Meyerhans

Makefile

@@ -11,17 +11,12 @@
 # express or implied. See the License for the specific language governing
 # permissions and limitations under the License.
 
-SUBDIRS:=cmd/firectl
-
 # Set this to pass additional commandline flags to the go compiler, e.g. "make test EXTRAGOARGS=-v"
 EXTRAGOARGS:=
 
 all: build
 
 generate build clean test:
 	go $@ $(EXTRAGOARGS)
-	for d in $(SUBDIRS); do \
-		cd $$d && go $@ $(EXTRAGOARGS); \
-	done
 
 .PHONY: all generate clean build test

README.md

@@ -1,12 +1,12 @@
 A basic Go interface to the Firecracker API
 ====
 
-This package is a Go library to interact with the Firecracker API.  There is
-also a command-line application that can be used to control Firecracker microVMs
-called `firectl`.
+This package is a Go library to interact with the Firecracker API. It
+is designed as an abstraction of the OpenAPI-generated client that
+allows for convenient manipulation of Firecracker VM from Go programs.
 
-There are some Firecracker features that are not yet supported by the SDK.
-These are tracked as GitHub issues with the
+There are some Firecracker features that are not yet supported by the
+SDK.  These are tracked as GitHub issues with the
 [firecracker-feature](https://github.com/firecracker-microvm/firecracker-go-sdk/issues?q=is%3Aissue+is%3Aopen+label%3Afirecracker-feature)
 label . Contributions to address missing features are welcomed.
 
@@ -25,8 +25,9 @@ additional flags to the Go compiler via the `EXTRAGOARGS` make variable.
 Tools
 ---
 
-There's a [firectl](cmd/firectl) tool that provides a simple command-line
-interface to launching a firecracker VM.
+There's a [firectl](https://github.com/firecracker-microvm/firectl/)
+tool that provides a simple command-line interface to launching a
+firecracker VM. It also serves as an example client of this SDK.
 
 Network configuration
 ---