doc: new documentation helps

fix: issue with blank shop items

blog/index.md

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+---
+layout: default
+title: Blog
+nav_order: 6
+has_children: false
+---
+
+# Development Blog
+{: .no_toc }
+
+Latest updates, release notes, and development insights for ALttP Door Randomizer.
+{: .fs-6 .fw-300 }
+
+---
+
+## Recent Posts
+
+{% assign posts = site.posts | sort: 'date' | reverse %}
+{% for post in posts limit:10 %}
+<div class="post-entry" style="margin-bottom: 2em; padding-bottom: 1em; border-bottom: 1px solid #eeebee;">
+  <h3 style="margin-bottom: 0.5em;">
+    <a href="{{ post.url | relative_url }}">{{ post.title }}</a>
+  </h3>
+  <p style="color: #5C5962; font-size: 0.9em; margin-bottom: 0.5em;">
+    {{ post.date | date: "%B %d, %Y" }}
+    {% if post.author %} • by {{ post.author }}{% endif %}
+  </p>
+  <p>{{ post.excerpt | strip_html | truncatewords: 50 }}</p>
+  <p><a href="{{ post.url | relative_url }}">Read more →</a></p>
+</div>
+{% endfor %}
+
+---
+
+## Categories
+
+Browse posts by category:
+
+- [Release Notes](#release-notes)
+- [Development Updates](#development-updates)
+- [Feature Highlights](#feature-highlights)
+- [Technical Deep Dives](#technical-deep-dives)
+
+### Release Notes
+
+{% assign release_posts = site.posts | where: "category", "release" %}
+{% for post in release_posts limit:5 %}
+- [{{ post.title }}]({{ post.url | relative_url }}) - {{ post.date | date: "%B %d, %Y" }}
+{% endfor %}
+
+### Development Updates
+
+{% assign dev_posts = site.posts | where: "category", "development" %}
+{% for post in dev_posts limit:5 %}
+- [{{ post.title }}]({{ post.url | relative_url }}) - {{ post.date | date: "%B %d, %Y" }}
+{% endfor %}
+
+### Feature Highlights
+
+{% assign feature_posts = site.posts | where: "category", "features" %}
+{% for post in feature_posts limit:5 %}
+- [{{ post.title }}]({{ post.url | relative_url }}) - {{ post.date | date: "%B %d, %Y" }}
+{% endfor %}
+
+### Technical Deep Dives
+
+{% assign feature_posts = site.posts | where: "category", "features" %}
+{% for post in feature_posts limit:5 %}
+- [{{ post.title }}]({{ post.url | relative_url }}) - {{ post.date | date: "%B %d, %Y" }}
+  {% endfor %}
+
+---
+
+## Subscribe
+
+Stay up to date with Door Randomizer development:
+
+- **Discord**: Join [ALTTP Randomizer Discord](https://discordapp.com/invite/alttprandomizer) in `#door-rando`
+
+---
+
+## Archive
+
+View all posts by year:
+
+{% assign posts_by_year = site.posts | group_by_exp: "post", "post.date | date: '%Y'" %}
+{% for year in posts_by_year %}
+### {{ year.name }}
+{% for post in year.items %}
+- [{{ post.title }}]({{ post.url | relative_url }}) - {{ post.date | date: "%B %d, %Y" }}
+{% endfor %}
+{% endfor %}
+
+---
+
+## Contributing to the Blog
+
+Want to write a guest post or contribute content?
+
+Contact us on Discord to discuss your ideas!