move schema package out of internal

schema/config.go

@@ -0,0 +1,40 @@
+package schema
+
+import (
+	"github.com/google/jsonschema-go/jsonschema"
+)
+
+var ConfigSchema = jsonschema.Schema{
+	Schema:      "https://json-schema.org/draft/2020-12/schema",
+	ID:          "https://showbridge.io/config.schema.json",
+	Title:       "Config",
+	Description: "showbridge configuration",
+	Type:        "object",
+	Properties: map[string]*jsonschema.Schema{
+		"api": &ApiConfigSchema,
+		"modules": {
+			Ref: "https://showbridge.io/modules.schema.json",
+		},
+		"routes": {
+			Ref: "https://showbridge.io/routes.schema.json",
+		},
+	},
+	AdditionalProperties: &jsonschema.Schema{Not: &jsonschema.Schema{}},
+}
+
+func ApplyDefaults(cfg *map[string]any) error {
+	resolvedSchema, err := GetResolvedConfigSchema()
+	if err != nil {
+		return err
+	}
+
+	return resolvedSchema.ApplyDefaults(cfg)
+}
+
+func ValidateConfig(cfg map[string]any) error {
+	resolvedSchema, err := GetResolvedConfigSchema()
+	if err != nil {
+		return err
+	}
+	return resolvedSchema.Validate(cfg)
+}