Fix development shell(s)

README.org

@@ -211,8 +211,10 @@ mkShell {
   buildInputs = [
     go
     gopls
-    protoc-gen-go
-    protoc-gen-go-grpc
+
+    # FIXME: Broken on nixpkgs/unstable.
+    # protoc-gen-go
+    # protoc-gen-go-grpc
   ];
   shellHook = ''
     export GO111MODULE=on
@@ -286,7 +288,9 @@ mkShell {
     grpc
     grpcui
     grpcurl
-    grpc-tools
+
+    # FIXME: Broken on nixpkgs/unstable.
+    # grpc-tools
   ];
   shellHook = ''
   '';

shells/go.nix

@@ -6,8 +6,10 @@ mkShell {
   buildInputs = [
     go
     gopls
-    protoc-gen-go
-    protoc-gen-go-grpc
+
+    # FIXME: Broken on nixpkgs/unstable.
+    # protoc-gen-go
+    # protoc-gen-go-grpc
   ];
   shellHook = ''
     export GO111MODULE=on

shells/grpc.nix

@@ -7,7 +7,9 @@ mkShell {
     grpc
     grpcui
     grpcurl
-    grpc-tools
+
+    # FIXME: Broken on nixpkgs/unstable.
+    # grpc-tools
   ];
   shellHook = ''
   '';