Warm styleguide homepage, JSON post feed from n8n, daily sync

- css/site.css: oat/espresso palette, Fraunces display, rounded surfaces, warm photo grade
- index.html: Module of the Month replaced by the blog; tips, blog and community sections render from data/posts.json
- js/feed.js: client-side feed + search over one manifest (blog/index.json technique)
- scripts/sync_posts.py: daily webhook fetch, image download, dedupe by id and content hash, non-image attachments skipped
- data/posts.json: manifest, one published post (Odoo 20 Community review)

data/posts.json

@@ -0,0 +1,18 @@
+{
+  "generated": "2026-10-23T21:40:57+00:00",
+  "source": "https://n8n.odoo4projects.com/webhook/oc-guy/posts",
+  "posts": [
+    {
+      "id": "odoo-20-community-is-here-and-it-feels-like-a-genuinely-polished-release",
+      "source_id": "17",
+      "date": "2026-10-23",
+      "category": "news",
+      "headline": "Odoo 20 Community Is Here — and It Feels Like a Genuinely Polished Release",
+      "teaser": "Odoo 20.0 Community is available, and after spending time testing it, I can say it is a genuinely polished release. That is not a phrase I throw around lightly when a new version lands. My usual…",
+      "image": "assets/blog/odoo-20-community-is-here-and-it-feels-like-a-genuinely-polished-release.png",
+      "link": "blog/odoo-20-community-is-here-and-it-feels-like-a-genuinely-polished-release.html",
+      "hash": "ac409d15d7dd3159",
+      "published": "2026-10-23T21:40:57+00:00"
+    }
+  ]
+}