schema: strict additionalProperties and typed value in issue_fields items

Author: kelsey-myers

pkg/github/__toolsnaps__/issue_write.snap

@@ -32,6 +32,7 @@
       "issue_fields": {
         "description": "Issue field values to set. Each item requires 'field_name' and exactly one of 'value' or 'field_option_name'.",
         "items": {
+          "additionalProperties": false,
           "oneOf": [
             {
               "not": {
@@ -64,7 +65,12 @@
               "type": "string"
             },
             "value": {
-              "description": "Value to set. For single-select fields, prefer 'field_option_name' to validate the option exists first."
+              "description": "Value to set. For single-select fields, prefer 'field_option_name' to validate the option exists first.",
+              "type": [
+                "string",
+                "number",
+                "boolean"
+              ]
             }
           },
           "required": [

pkg/github/issues.go

@@ -1721,13 +1721,15 @@ Options are:
 						Type:        "array",
 						Description: "Issue field values to set. Each item requires 'field_name' and exactly one of 'value' or 'field_option_name'.",
 						Items: &jsonschema.Schema{
-							Type: "object",
+							Type:                 "object",
+							AdditionalProperties: &jsonschema.Schema{Not: &jsonschema.Schema{}},
 							Properties: map[string]*jsonschema.Schema{
 								"field_name": {
 									Type:        "string",
 									Description: "Issue field name",
 								},
 								"value": {
+									Types:       []string{"string", "number", "boolean"},
 									Description: "Value to set. For single-select fields, prefer 'field_option_name' to validate the option exists first.",
 								},
 								"field_option_name": {