Add shared D&D prompt assets package

internal/modules/sharedassets/assets.go

@@ -0,0 +1,27 @@
+package sharedassets
+
+import (
+	"embed"
+
+	"gitea.maximumdirect.net/eric/notarius/internal/framework/llm"
+)
+
+//go:embed assets/prompts/*.md
+var embeddedAssets embed.FS
+
+func Register(registry *llm.AssetRegistry) error {
+	return registry.RegisterPromptFS(embeddedAssets, "assets/prompts")
+}
+
+func CommonHashParts() []llm.AssetHashPart {
+	return []llm.AssetHashPart{
+		{FS: embeddedAssets, Path: "assets/prompts/common-dnd-system.md"},
+		{FS: embeddedAssets, Path: "assets/prompts/common-dnd-transcript.md"},
+	}
+}
+
+func ReferenceHashParts() []llm.AssetHashPart {
+	return []llm.AssetHashPart{
+		{FS: embeddedAssets, Path: "assets/prompts/common-dnd-references.md"},
+	}
+}