Docs: Update DocC fonts to Barlow

Author: phranck

.github/workflows/ci.yml

@@ -127,6 +127,19 @@ jobs:
 
       - name: Add routing support for GitHub Pages
         run: |
+          cp Sources/TUIkit/TUIkit.docc/theme-overrides.css docc-output/theme-overrides.css
+
+          python3 - <<'PY'
+          from pathlib import Path
+
+          link = '<link rel="stylesheet" href="/theme-overrides.css">'
+          for path in Path("docc-output").rglob("*.html"):
+              content = path.read_text(encoding="utf-8")
+              if link in content or "</head>" not in content:
+                  continue
+              path.write_text(content.replace("</head>", f"  {link}\n</head>"), encoding="utf-8")
+          PY
+
           # 404.html = copy of SPA index so all deep-link paths route through DocC
           cp docc-output/index.html docc-output/404.html
           # Root redirect: docs.tuikit.dev/ -> docs.tuikit.dev/documentation/tuikit/

Sources/TUIkit/TUIkit.docc/theme-overrides.css

@@ -0,0 +1,27 @@
+@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400;500;600;700&family=Barlow+Condensed:wght@600;700&display=swap');
+
+html,
+body,
+input,
+textarea,
+select,
+button {
+  font-family: 'Barlow', system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
+}
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6,
+.hero .title,
+.hero h1,
+.documentation-topic h1,
+.documentation-topic h2,
+.documentation-topic h3,
+.tutorial-hero h1,
+.tutorial-hero h2 {
+  font-family: 'Barlow Condensed', 'Barlow', system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
+  letter-spacing: 0.01em;
+}

Sources/TUIkit/TUIkit.docc/theme-settings.json

@@ -192,7 +192,7 @@
       "generic-modal-background": { "dark": "#050905ee", "light": "#ffffffee" }
     },
     "typography": {
-      "html-font": "'Nunito', system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif",
+      "html-font": "'Barlow', system-ui, -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif",
       "html-font-mono": "'SF Mono', SFMono-Regular, ui-monospace, 'Cascadia Code', Menlo, Monaco, Consolas, monospace"
     },
     "icons": { "technology": "/images/TUIkit/tuikit-logo.png" }