feat: add bilingual blog post about dialog-based applications

Add new blog post "Computer, ..." exploring how modern language models
enable Star Trek-like computer interactions. Includes a practical
experiment with dialog-based member management using MCP and GraphQL.

Features:
- German version at /de/blog/dialogbasierte-anwendungen/
- English version at /en/blog/dialog-based-applications/
- Translated URL slugs linked via translationKey
- Content sourced from Notion with natural English translation
- OpenSpec proposal with validation passing

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

openspec/changes/add-dialogbasierte-anwendungen-post/tasks.md

@@ -0,0 +1,36 @@
+# Tasks: Add Dialogbasierte Anwendungen Blog Post
+
+## Implementation Tasks
+
+1. **Create blog post directory structure**
+   - Create `content/blog/dialogbasierte-anwendungen/` directory
+   - Set up page bundle for bilingual content
+
+2. **Create German blog post**
+   - Create `content/blog/dialogbasierte-anwendungen/index.de.md`
+   - Add YAML frontmatter with title, date, description
+   - Transfer content from Notion source
+   - Preserve all formatting, links, and structure
+   - Verify markdown rendering
+
+3. **Create English blog post**
+   - Create `content/blog/dialogbasierte-anwendungen/index.en.md`
+   - Add YAML frontmatter with translated title, date, description
+   - Create natural English translation maintaining technical accuracy
+   - Adapt Wikipedia links to English versions where applicable
+   - Verify markdown rendering
+
+4. **Validate implementation**
+   - Run `openspec validate add-dialogbasierte-anwendungen-post --strict`
+   - Resolve any validation issues
+
+5. **Test Hugo build**
+   - Run `hugo build`
+   - Verify no build errors
+   - Check both German and English versions render correctly
+   - Verify all links are functional
+
+6. **Review and commit**
+   - Review generated content
+   - Create git commit with conventional commit message
+   - Ready for user review before merging to main