Some basic code skeleton

Add an agent and config type and start of a CLI implementation

agent.go

@@ -0,0 +1,23 @@
+package main
+
+import "context"
+
+type agent struct {
+}
+
+// newAgent constructs an agent from config or bails
+func newAgent(c config) (*agent, error) {
+	return nil, ErrNotImplimented
+}
+
+// run starts off the agent. The call blocks or exits returning an error
+// if the agent hits a fatal error.
+func (a *agent) run() error {
+	return ErrNotImplimented
+}
+
+// shutdown gracefully stops the agent. Shutdown can take an arbitrarily long time. Use
+// context cancellation to force shutdown.
+func (a *agent) shutdown(context.Context) error {
+	return ErrNotImplimented
+}

config.go

@@ -0,0 +1,4 @@
+package main
+
+type config struct {
+}

go.mod

@@ -1,3 +1,10 @@
-module github.com/nsmith5/rekorsidekick
+module github.com/nsmith5/rekor-sidekick
 
 go 1.17
+
+require github.com/spf13/cobra v1.3.0
+
+require (
+	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+)