fix: sync API docs, register content-aware-resize, normalize tool counts

- Fix 23 OpenAPI schema discrepancies across 16+ tools (wrong ranges,
  missing fields, incorrect schemas for gif-tools/collage/ocr)
- Add content-aware-resize to canonical TOOLS array and landing BentoGrid
- Normalize tool count to 47 across README, docs, landing, i18n, OpenAPI
- Remove dead "automation" ToolCategory variant
- Add BMP and JPEG XL format decoding via ImageMagick
- Add libopenexr-dev to Docker runtime image
- Update e2e test selectors for current pipeline builder UI

apps/web/src/components/settings/settings-dialog.tsx

@@ -2517,7 +2517,7 @@ function AboutSection() {
           </div>
         </div>
         <p className="text-sm text-muted-foreground">
-          A self-hosted, privacy-first image processing suite with 30+ tools. Resize, compress,
+          A self-hosted, privacy-first image processing suite with 47 tools. Resize, compress,
           convert, watermark, and automate your image workflows without sending data to the cloud.
         </p>
         <div className="flex items-center gap-4 text-sm">