internal/mcp: move jsonschema out of mcp/internal

The jsonschema package is part of of the API of the mcp package,
so it should not be internal.

Change-Id: I9520797837329fc2cda09c2f46ec4d48d031b9d3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/669996
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Robert Findley <rfindley@google.com>

mcp/mcp_test.go

@@ -16,8 +16,8 @@ import (
 
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
-	"github.com/modelcontextprotocol/go-sdk/internal/jsonschema"
 	"github.com/modelcontextprotocol/go-sdk/internal/protocol"
+	"github.com/modelcontextprotocol/go-sdk/jsonschema"
 )
 
 type hiParams struct {

mcp/prompt.go

@@ -11,9 +11,9 @@ import (
 	"reflect"
 	"slices"
 
-	"github.com/modelcontextprotocol/go-sdk/internal/jsonschema"
 	"github.com/modelcontextprotocol/go-sdk/internal/protocol"
 	"github.com/modelcontextprotocol/go-sdk/internal/util"
+	"github.com/modelcontextprotocol/go-sdk/jsonschema"
 )
 
 // A PromptHandler handles a call to prompts/get.

mcp/tool.go

@@ -9,9 +9,9 @@ import (
 	"encoding/json"
 	"slices"
 
-	"github.com/modelcontextprotocol/go-sdk/internal/jsonschema"
 	"github.com/modelcontextprotocol/go-sdk/internal/protocol"
 	"github.com/modelcontextprotocol/go-sdk/internal/util"
+	"github.com/modelcontextprotocol/go-sdk/jsonschema"
 )
 
 // A ToolHandler handles a call to tools/call.

mcp/tool_test.go

@@ -11,7 +11,7 @@ import (
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
 	"github.com/modelcontextprotocol/go-sdk/mcp"
-	"github.com/modelcontextprotocol/go-sdk/internal/jsonschema"
+	"github.com/modelcontextprotocol/go-sdk/jsonschema"
 )
 
 // testToolHandler is used for type inference in TestMakeTool.