chore: update project state and prepare for image support development

- Add comprehensive image test document with various image types
- Update project structure with development artifacts
- Prepare foundation for image support enhancement phase
- Include test files for validating image editing workflows

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/callsites/index.js

@@ -0,0 +1,13 @@
+'use strict';
+
+const callsites = () => {
+	const _prepareStackTrace = Error.prepareStackTrace;
+	Error.prepareStackTrace = (_, stack) => stack;
+	const stack = new Error().stack.slice(1);
+	Error.prepareStackTrace = _prepareStackTrace;
+	return stack;
+};
+
+module.exports = callsites;
+// TODO: Remove this for the next major release
+module.exports.default = callsites;