Change from api.rekor.dev to rekor.sigstore.dev (sigstore#306)

As we have moved away from the rekor.dev domain, switching over to
rekor.sigstore.dev for the public instance. api.sigstore.dev still works
as an alias.

Fixes sigstore#305

Signed-off-by: Bob Callaway <bob.callaway@gmail.com>

Author: bobcallaway

README.md

@@ -22,7 +22,7 @@ If you're interesting in integration with Rekor, we have an [OpenAPI swagger edi
 
 ## Public Instance
 
-A public instance of rekor can be found at [api.sigstore.dev](https://api.sigstore.dev/api/v1/log/)
+A public instance of rekor can be found at [rekor.sigstore.dev](https://rekor.sigstore.dev/api/v1/log/)
 
 **IMPORTANT**: This instance is currently operated on a best-effort basis.
 We **will take the log down** and reset it with zero notice.

cmd/rekor-cli/app/root.go

@@ -55,10 +55,10 @@ func init() {
 	rootCmd.PersistentFlags().String("config", "", "config file (default is $HOME/.rekor.yaml)")
 	rootCmd.PersistentFlags().Bool("store_tree_state", true, "whether to store tree state in between invocations for additional verification")
 
-	rootCmd.PersistentFlags().Var(&urlFlag{url: "https://api.rekor.dev"}, "rekor_server", "Server address:port")
+	rootCmd.PersistentFlags().Var(&urlFlag{url: "https://rekor.sigstore.dev"}, "rekor_server", "Server address:port")
 	rootCmd.PersistentFlags().Var(&formatFlag{format: "default"}, "format", "Command output format")
 
-	rootCmd.PersistentFlags().String("api-key", "", "API key for api.rekor.dev")
+	rootCmd.PersistentFlags().String("api-key", "", "API key for rekor.sigstore.dev")
 
 	// these are bound here and not in PreRun so that all child commands can use them
 	if err := viper.BindPFlags(rootCmd.PersistentFlags()); err != nil {

openapi.yaml

@@ -19,7 +19,7 @@ info:
   description: Rekor is a cryptographically secure, immutable transparency log for signed software releases.
   version: 0.0.1
 
-host: api.rekor.dev
+host: rekor.sigstore.dev
 schemes:
   - http