Add authentication server, dev CLI, Docker multi-service setup, and cross-platform improvements

server/internal/interceptor/logging.go

@@ -0,0 +1,32 @@
+package interceptor
+
+import (
+	"context"
+	"log"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func Logging(ctx context.Context, req any, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (any, error) {
+	log.Printf(">>> %s", info.FullMethod)
+	resp, err := handler(ctx, req)
+	if err != nil {
+		log.Printf("<<< %s ERROR: %v", info.FullMethod, err)
+	} else {
+		log.Printf("<<< %s OK", info.FullMethod)
+	}
+	return resp, err
+}
+
+func UnknownService(_ any, stream grpc.ServerStream) error {
+	fullMethod, ok := grpc.MethodFromServerStream(stream)
+	if !ok {
+		fullMethod = "<unknown>"
+	}
+	log.Printf(">>> %s", fullMethod)
+	err := status.Errorf(codes.Unimplemented, "unknown service or method %s", fullMethod)
+	log.Printf("<<< %s ERROR: %v", fullMethod, err)
+	return err
+}