Prototype with single host server and no admin panel (#2)

Reviewed-on: wrenn/sandbox#2
Co-authored-by: pptx704 <rafeed@omukk.dev>
Co-committed-by: pptx704 <rafeed@omukk.dev>

envd/internal/services/filesystem/stat.go

@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: Apache-2.0
+
+package filesystem
+
+import (
+	"context"
+
+	"connectrpc.com/connect"
+
+	"git.omukk.dev/wrenn/sandbox/envd/internal/permissions"
+	rpc "git.omukk.dev/wrenn/sandbox/envd/internal/services/spec/filesystem"
+)
+
+func (s Service) Stat(ctx context.Context, req *connect.Request[rpc.StatRequest]) (*connect.Response[rpc.StatResponse], error) {
+	u, err := permissions.GetAuthUser(ctx, s.defaults.User)
+	if err != nil {
+		return nil, err
+	}
+
+	path, err := permissions.ExpandAndResolve(req.Msg.GetPath(), u, s.defaults.Workdir)
+	if err != nil {
+		return nil, connect.NewError(connect.CodeInvalidArgument, err)
+	}
+
+	entry, err := entryInfo(path)
+	if err != nil {
+		return nil, err
+	}
+
+	return connect.NewResponse(&rpc.StatResponse{Entry: entry}), nil
+}