docs: add community support links to homepage (#2)

Author: sjquant

docs/index.md

@@ -57,3 +57,10 @@ canvas.render("thumbnail.png")
 
 [Get started](getting-started.md){ .md-button .md-button--primary }
 [API Reference](api/index.md){ .md-button }
+
+
+## Community & Support
+
+- Bug report or feature request: [GitHub Issues](https://github.com/sjquant/quickthumb/issues)
+- Questions and ideas: [GitHub Discussions](https://github.com/sjquant/quickthumb/discussions)
+

specs/TASKS.md

@@ -52,7 +52,7 @@
 - [TODO] Homepage headline: make the AI/JSON workflow angle front and center (currently buried)
 - [TODO] Add "Common LLM Mistakes" section to the JSON schema page (invalid hex, wrong position format, unsupported effects, etc.)
 - [TODO] Add "Why not X" section: brief comparison vs raw Pillow and html2image to help developers justify the dependency
-- [TODO] Add community entry point: link to GitHub issues/discussions for bug reports and questions
+- [DONE] Add community entry point: link to GitHub issues/discussions for bug reports and questions
 
 ### P1 — CLI Hardening (from code review)