feat: local MCP server support (#61)

* wip

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
Signed-off-by: mudler <mudler@localai.io>

* Add groups to mcpbox

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
Signed-off-by: mudler <mudler@localai.io>

* Add mcpbox dockerfile and entrypoint

Signed-off-by: mudler <mudler@localai.io>

* Attach mcp stdio box to agent

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
Signed-off-by: mudler <mudler@localai.io>

* Add to dockerfile

Signed-off-by: mudler <mudler@localai.io>

* Attach to config

Signed-off-by: mudler <mudler@localai.io>

* Attach to ui

Signed-off-by: mudler <mudler@localai.io>

* Revert "Attach to ui"

This reverts commit 088d0c47e87ee8f84297e47d178fb7384bbe6d45.

Signed-off-by: mudler <mudler@localai.io>

* add one-time process, attach to UI the mcp server json configuration

Signed-off-by: mudler <mudler@localai.io>

* quality of life improvements

Signed-off-by: mudler <mudler@localai.io>

* fixes

Signed-off-by: mudler <mudler@localai.io>

* Make it working, expose MCP prepare script to UI

Signed-off-by: mudler <mudler@localai.io>

* Add container image to CI builds

* Wire mcpbox to tests

* Improve setup'

* Not needed anymore, using tests

Signed-off-by: mudler <mudler@localai.io>

* fix: do not override actions

Signed-off-by: mudler <mudler@localai.io>

* chore(tests): fix env var

Signed-off-by: mudler <mudler@localai.io>

---------

Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
Signed-off-by: mudler <mudler@localai.io>

cmd/mcpbox/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"flag"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/mudler/LocalAGI/pkg/stdio"
+)
+
+func main() {
+	// Parse command line flags
+	addr := flag.String("addr", ":8080", "HTTP server address")
+	flag.Parse()
+
+	// Create and start the server
+	server := stdio.NewServer()
+
+	// Handle graceful shutdown
+	sigChan := make(chan os.Signal, 1)
+	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
+
+	go func() {
+		log.Printf("Starting server on %s", *addr)
+		if err := server.Start(*addr); err != nil {
+			log.Fatalf("Failed to start server: %v", err)
+		}
+	}()
+
+	// Wait for shutdown signal
+	<-sigChan
+	log.Println("Shutting down server...")
+
+	// TODO: Implement graceful shutdown if needed
+	os.Exit(0)
+}