Move embedded prompts to PromptKit definitions

internal/framework/responseschema/registry.go

@@ -6,6 +6,7 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
+	"io/fs"
 	"sort"
 	"strings"
 )
@@ -16,6 +17,7 @@ type Key string
 const (
 	CorrectionSetKey          Key = "correction_set"
 	ValidatorDecisionSetKey   Key = "validator_decision_set"
+	AssetRoot                     = "assets"
 	correctionSetSchemaID         = "audita.correction_set"
 	validatorDecisionSchemaID     = "audita.validator_decision_set"
 	schemaVersionV1               = "v1"
@@ -24,6 +26,20 @@ const (
 //go:embed assets/*.json
 var schemaAssets embed.FS
 
+// Filesystem exposes the canonical embedded schemas to PromptKit.
+func Filesystem() fs.FS { return schemaAssets }
+
+func AssetPath(key Key) (string, bool) {
+	switch key {
+	case CorrectionSetKey:
+		return "correction_set.v1.json", true
+	case ValidatorDecisionSetKey:
+		return "validator_decision_set.v1.json", true
+	default:
+		return "", false
+	}
+}
+
 // Schema describes one registered structured response schema.
 type Schema struct {
 	ID         string          `json:"id"`

internal/framework/responseschema/registry_test.go

@@ -5,9 +5,31 @@ import (
 	"crypto/sha256"
 	"encoding/hex"
 	"encoding/json"
+	"io"
 	"testing"
 )
 
+func TestPromptKitSchemaPathsUseCanonicalAssets(t *testing.T) {
+	for _, key := range []Key{CorrectionSetKey, ValidatorDecisionSetKey} {
+		path, ok := AssetPath(key)
+		if !ok {
+			t.Fatalf("missing path for %q", key)
+		}
+		file, err := Filesystem().Open(AssetRoot + "/" + path)
+		if err != nil {
+			t.Fatal(err)
+		}
+		data, err := io.ReadAll(file)
+		file.Close()
+		if err != nil {
+			t.Fatal(err)
+		}
+		if !bytes.Equal(data, MustLookup(key).JSONSchema) {
+			t.Fatalf("PromptKit schema differs for %q", key)
+		}
+	}
+}
+
 const (
 	expectedCorrectionSetSHA256        = "b86a2dde38d7f440d26470fa8830167512bb0aa1b35e5fee5547057be583c388"
 	expectedValidatorDecisionSetSHA256 = "2fe90d450e2595b57885aba91c8cc5cedf783dd36758ab430309e3eace401f54"