chore: update Go module paths after repo rename to cpex

Author: Teryl Taylor

examples/go-demo/go.mod

@@ -1,12 +1,12 @@
-module github.com/contextforge-org/contextforge-plugins-framework/examples/go-demo
+module github.com/contextforge-org/cpex/examples/go-demo
 
 go 1.25.4
 
-require github.com/contextforge-org/contextforge-plugins-framework/go/cpex v0.0.0
+require github.com/contextforge-org/cpex/go/cpex v0.0.0
 
 require (
 	github.com/vmihailenco/msgpack/v5 v5.4.1 // indirect
 	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
 )
 
-replace github.com/contextforge-org/contextforge-plugins-framework/go/cpex => ../../go/cpex
+replace github.com/contextforge-org/cpex/go/cpex => ../../go/cpex

examples/go-demo/main.go

@@ -35,7 +35,7 @@ import (
 	"os"
 	"unsafe"
 
-	cpex "github.com/contextforge-org/contextforge-plugins-framework/go/cpex"
+	cpex "github.com/contextforge-org/cpex/go/cpex"
 )
 
 func main() {

go/cpex/README.md

@@ -27,7 +27,7 @@ go/cpex/
 ## Quick Start
 
 ```go
-import cpex "github.com/contextforge-org/contextforge-plugins-framework/go/cpex"
+import cpex "github.com/contextforge-org/cpex/go/cpex"
 
 // 1. Create a manager
 mgr, err := cpex.NewPluginManagerDefault()

go/cpex/abi.go

@@ -40,7 +40,7 @@ func init() {
 		panic(fmt.Sprintf(
 			"cpex: FFI ABI version mismatch — Go binding expects %d, "+
 				"linked libcpex_ffi reports %d. Upgrade github.com/"+
-				"contextforge-org/contextforge-plugins-framework/go/cpex "+
+				"contextforge-org/cpex/go/cpex "+
 				"to a version generated against libcpex_ffi ABI %d, "+
 				"or rebuild libcpex_ffi from a CPEX commit whose "+
 				"FFI_ABI_VERSION is %d.",

go/cpex/go.mod

@@ -1,4 +1,4 @@
-module github.com/contextforge-org/contextforge-plugins-framework/go/cpex
+module github.com/contextforge-org/cpex/go/cpex
 
 go 1.25.4