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/tmpl/readme.md

@@ -0,0 +1,10 @@
+tmpl [![Build Status](https://secure.travis-ci.org/nshah/nodejs-tmpl.png)](http://travis-ci.org/nshah/nodejs-tmpl)
+====
+
+Simple string formatting using `{}`.
+
+```javascript
+assert.equal(
+  tmpl('the answer is {answer}', { answer: 42 }),
+  'the answer is 42')
+```