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/resolve-cwd/index.d.ts

@@ -0,0 +1,48 @@
+declare const resolveCwd: {
+	/**
+	Resolve the path of a module like [`require.resolve()`](https://nodejs.org/api/globals.html#globals_require_resolve) but from the current working directory.
+
+	@param moduleId - What you would use in `require()`.
+	@returns The resolved module path.
+	@throws When the module can't be found.
+
+	@example
+	```
+	import resolveCwd = require('resolve-cwd');
+
+	console.log(__dirname);
+	//=> '/Users/sindresorhus/rainbow'
+
+	console.log(process.cwd());
+	//=> '/Users/sindresorhus/unicorn'
+
+	console.log(resolveCwd('./foo'));
+	//=> '/Users/sindresorhus/unicorn/foo.js'
+	```
+	*/
+	(moduleId: string): string;
+
+	/**
+	Resolve the path of a module like [`require.resolve()`](https://nodejs.org/api/globals.html#globals_require_resolve) but from the current working directory.
+
+	@param moduleId - What you would use in `require()`.
+	@returns The resolved module path. Returns `undefined` instead of throwing when the module can't be found.
+
+	@example
+	```
+	import resolveCwd = require('resolve-cwd');
+
+	console.log(__dirname);
+	//=> '/Users/sindresorhus/rainbow'
+
+	console.log(process.cwd());
+	//=> '/Users/sindresorhus/unicorn'
+
+	console.log(resolveCwd.silent('./foo'));
+	//=> '/Users/sindresorhus/unicorn/foo.js'
+	```
+	*/
+	silent(moduleId: string): string | undefined;
+};
+
+export = resolveCwd;