chore: archive completed OpenSpec changes

Archive all 6 deployed changes following OpenSpec workflow:
- add-minimal-hugo-site → hugo-site spec
- add-multilingual-support → internationalization spec
- migrate-site-content → content-migration + image-assets specs
- add-custom-bootstrap-styling → styling spec
- add-cv-page → content-management spec
- simple-deployment → deployment spec

All changes moved to archive/ with 2025-10-30 date prefix.
Created 7 capability specs reflecting deployed functionality.

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

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

openspec/changes/archive/2025-10-30-add-minimal-hugo-site/tasks.md

@@ -0,0 +1,31 @@
+## 1. Hugo Project Setup
+- [x] 1.1 Initialize Hugo site structure
+- [x] 1.2 Create hugo.toml/yaml configuration file
+- [x] 1.3 Set up directory structure (layouts, content, static, data)
+
+## 2. Layout Templates
+- [x] 2.1 Create baseof.html layout template
+- [x] 2.2 Create index.html template for homepage
+- [x] 2.3 Create default single page template
+
+## 3. Partials
+- [x] 3.1 Create header partial
+- [x] 3.2 Create footer partial
+- [x] 3.3 Create navigation partial
+
+## 4. Bootstrap Integration
+- [x] 4.1 Add Bootstrap 5.x CSS to project
+- [x] 4.2 Configure Bootstrap in base layout
+- [x] 4.3 Apply Bootstrap classes to templates
+
+## 5. Content Migration
+- [x] 5.1 Review existing markusgraf.ch HTML structure
+- [x] 5.2 Create content files in Hugo format
+- [x] 5.3 Migrate static assets (images, fonts, etc.)
+
+## 6. Testing and Validation
+- [x] 6.1 Test Hugo build locally
+- [x] 6.2 Verify all pages render correctly
+- [x] 6.3 Check responsive design on mobile/tablet/desktop
+- [x] 6.4 Validate HTML output
+- [x] 6.5 Test accessibility basics