feat: port all template categories to JSON format

- Ported Minimalist templates to JSON (Swiss Grid, Brutalist, etc.)
- Ported Tech templates to JSON (SaaS, Terminal, Cyberpunk, etc.)
- Ported Creative templates to JSON (Art Gallery, Zine, Pop Art, etc.)
- Ported Industrial templates to JSON (Blueprint, Factory, Schematic, etc.)
- Ported Nature templates to JSON (Botanical, Ocean, Mountain, etc.)
- Ported Lifestyle templates to JSON (Cookbook, Travel, Coffee House, etc.)
- Ported Vintage templates to JSON (Art Deco, Medieval, Retro 80s, etc.)
- Updated README.md to reflect the new JSON-based style system (example configuration and contribution workflow)
- Completed migration of over 150 styles to the new architecture

fix-academic-templates.ps1

@@ -0,0 +1,111 @@
+# Script to add missing advanced elements to all Academic templates
+# Adds: del, sup, sub, mark, footnote, footnoteRef
+
+$academicTemplates = @(
+    "academic\academic-journal.json",
+    "academic\arctic-base.json",
+    "academic\botanical-textbook.json",
+    "academic\chemistry-lab.json",
+    "academic\dark-academia.json",
+    "academic\education-friendly.json",
+    "academic\emergency-room.json",
+    "academic\furniture-manual.json",
+    "academic\history-textbook.json",
+    "academic\kids-education.json",
+    "academic\mathematics-paper.json",
+    "academic\medical-professional.json",
+    "academic\phd-thesis.json",
+    "academic\scantron-test.json",
+    "academic\scientific-journal.json",
+    "academic\weather-radar.json"
+)
+
+$advancedElements = @{
+    "del" = @{
+        "_comment_del" = "~~strikethrough~~ - deleted text"
+        "del" = @{
+            "font" = "body"
+            "strikethrough" = $true
+        }
+    }
+    "sup" = @{
+        "_comment_sup" = "^superscript^ - superscript text"
+        "sup" = @{
+            "font" = "body"
+            "size" = 8
+            "superScript" = $true
+        }
+    }
+    "sub" = @{
+        "_comment_sub" = "~subscript~ - subscript text"
+        "sub" = @{
+            "font" = "body"
+            "size" = 8
+            "subScript" = $true
+        }
+    }
+    "mark" = @{
+        "_comment_mark" = "==highlighted text== - marked/highlighted text"
+        "mark" = @{
+            "font" = "body"
+            "background" = "accent"
+            "color" = "FFFFFF"
+        }
+    }
+    "footnote" = @{
+        "_comment_footnote" = "[^1] - footnote references"
+        "footnote" = @{
+            "font" = "body"
+            "size" = 9
+            "color" = "textSecondary"
+            "superScript" = $true
+        }
+    }
+    "footnoteRef" = @{
+        "_comment_footnote_ref" = "Footnote content at bottom of page"
+        "footnoteRef" = @{
+            "font" = "body"
+            "size" = 9
+            "color" = "textSecondary"
+            "spacing" = @{
+                "before" = 6
+                "after" = 6
+                "line" = 1.2
+            }
+        }
+    }
+}
+
+foreach ($templatePath in $academicTemplates) {
+    $fullPath = "src-tauri\templates\$templatePath"
+    
+    try {
+        $content = Get-Content $fullPath -Raw | ConvertFrom-Json
+        
+        # Add missing elements
+        $modified = $false
+        foreach ($elementName in @('del', 'sup', 'sub', 'mark', 'footnote', 'footnoteRef')) {
+            if (-not $content.elements.PSObject.Properties.Name.Contains($elementName)) {
+                $elementData = $advancedElements[$elementName]
+                foreach ($prop in $elementData.Keys) {
+                    $content.elements | Add-Member -MemberType NoteProperty -Name $prop -Value $elementData[$prop] -Force
+                }
+                $modified = $true
+            }
+        }
+        
+        if ($modified) {
+            # Write back with proper formatting
+            $json = $content | ConvertTo-Json -Depth 10
+            [System.IO.File]::WriteAllLines($fullPath, $json)
+            Write-Host "✅ Updated: $templatePath" -ForegroundColor Green
+        } else {
+            Write-Host "⏭️  Skipped: $templatePath (already complete)" -ForegroundColor Yellow
+        }
+        
+    } catch {
+        Write-Host "❌ Error updating $templatePath`: $_" -ForegroundColor Red
+    }
+}
+
+Write-Host "`n✅ Academic templates update complete!" -ForegroundColor Green