fix: change default heading font to Inter, add logo schema options

- Change landing page default heading font from Syne to Inter for consistency
- Add logo.height, logo.alt, logo.replacesTitle to core schema validation

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: DevRohit06

src/core/landing-sync.js

@@ -480,7 +480,7 @@ const config = await getConfigFile();
 
 // Font configuration
 const fonts = config.branding?.fonts;
-const headingFont = fonts?.heading || 'Syne';
+const headingFont = fonts?.heading || 'Inter';
 const bodyFont = fonts?.body || 'Inter';
 const codeFont = fonts?.code || 'Fira Code';
 
@@ -500,7 +500,7 @@ const fontOverrides = [];
 if (bodyFont !== 'Inter') {
   fontOverrides.push("--font-sans: '" + bodyFont + "', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif !important;");
 }
-if (headingFont !== 'Syne') {
+if (headingFont !== 'Inter') {
   fontOverrides.push("--font-heading: '" + headingFont + "', '" + bodyFont + "', system-ui, sans-serif !important;");
 }
 if (codeFont !== 'Fira Code') {
@@ -871,7 +871,7 @@ const config = await getConfigFile();
 
 // Font configuration
 const fonts = config.branding?.fonts;
-const headingFont = fonts?.heading || 'Syne';
+const headingFont = fonts?.heading || 'Inter';
 const bodyFont = fonts?.body || 'Inter';
 const codeFont = fonts?.code || 'Fira Code';
 
@@ -891,7 +891,7 @@ const fontOverrides = [];
 if (bodyFont !== 'Inter') {
   fontOverrides.push("--font-sans: '" + bodyFont + "', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif !important;");
 }
-if (headingFont !== 'Syne') {
+if (headingFont !== 'Inter') {
   fontOverrides.push("--font-heading: '" + headingFont + "', '" + bodyFont + "', system-ui, sans-serif !important;");
 }
 if (codeFont !== 'Fira Code') {

src/schema/core-schema.json

@@ -49,6 +49,19 @@
             "href": {
               "type": "string",
               "description": "Link when clicking the logo"
+            },
+            "height": {
+              "type": "number",
+              "description": "Logo height in pixels"
+            },
+            "alt": {
+              "type": "string",
+              "description": "Alt text for the logo image (defaults to metadata.name)"
+            },
+            "replacesTitle": {
+              "type": "boolean",
+              "default": true,
+              "description": "When true, logo replaces site title text. When false, both are shown."
             }
           }
         },