Implement query execution, scoped RPC enrichment, live collections, and scaffold integration

src/query/schema.ts

@@ -203,6 +203,15 @@ export function querySchema(declaration: QueryDeclaration, interfaces: readonly
                 name: `${name(id)}_${member.displayName}_Entry`,
                 fields: {
                   key: { type: new GraphQLNonNull(GraphQLString) },
+                  ...(member.keyType
+                    ? {
+                        mapKey: {
+                          type: new GraphQLNonNull(
+                            queryScalars[member.keyType === "boolean" ? "bool" : member.keyType],
+                          ),
+                        },
+                      }
+                    : {}),
                   cursor: { type: cursorScalar },
                   node: { type: new GraphQLNonNull(node) },
                 },
@@ -218,7 +227,8 @@ export function querySchema(declaration: QueryDeclaration, interfaces: readonly
               fields[member.displayName] = {
                 type: new GraphQLNonNull(connection),
                 args: {
-                  first: { type: new GraphQLNonNull(GraphQLInt) },
+                  first: { type: GraphQLInt },
+                  all: { type: GraphQLInt },
                   after: { type: cursorScalar },
                   where: { type: filter(targetId) },
                   ...(ordering ? { orderBy: { type: new GraphQLList(new GraphQLNonNull(ordering)) } } : {}),