AV Beat rebrand: theme swap (orange #E67E22 / near-black), logo, schema default → avb

- public/assets/images/logo.png + public/brand/logo*.png replaced with the 1320x310 AV Beat logo
- public/assets/logos/avbeat.png added as the canonical source
- tailwind.config.js + src/styles/tailwind.css + src/styles/redesign-tokens.css palette swapped (primary #0F0E0E, secondary #1D1A1A, accent #E67E22 orange, foreground #F0EBE6 warm white)
- Layout / robots / sitemap / home-page / about / contact / press-kit / team / global-error metadata switched to AV Beat (Where AV Meets IT)
- Bulk replaced 'Broadcast Beat'/'BroadcastBeat.com'/'broadcastbeat.com' across user-facing news/forum/marketplace/advertise/search/newsletter pages
- src/lib/supabase/{admin,server,client} now default to schema 'avb' (was 'bb') — overridable via NEXT_PUBLIC_SUPABASE_SCHEMA
- package.json renamed to 'avbeat'
- Single d60701 reference in about/team swapped to E67E22

Design-only replica — no article content migrated.

tailwind.config.js

@@ -8,23 +8,24 @@ module.exports = {
   theme: {
     extend: {
       colors: {
-        primary: '#0d0d0d',
-        secondary: '#161616',
-        accent: '#3b82f6',
-        'accent-dark': '#2563eb',
-        'accent-muted': '#1e3a5f',
-        'accent-red': '#cc0000',
-        'accent-red-dark': '#aa0000',
-        background: '#111111',
-        card: '#1a1a1a',
-        foreground: '#e8e8e8',
-        muted: '#888888',
-        border: '#2a2a2a',
-        'navy-mid': '#1e1e1e',
-        'navy-light': '#222222',
-        'ice-blue': '#1a2535',
-        'top-bar': '#1a2535',
-        'sub-nav': '#161c28',
+        // AV Beat palette — orange/near-black, "Where AV Meets IT"
+        primary: '#0F0E0E',
+        secondary: '#1D1A1A',
+        accent: '#E67E22',
+        'accent-dark': '#C8651B',
+        'accent-muted': '#5a3413',
+        'accent-red': '#E67E22',
+        'accent-red-dark': '#C8651B',
+        background: '#0F0E0E',
+        card: '#1D1A1A',
+        foreground: '#F0EBE6',
+        muted: '#8a847e',
+        border: '#2a2624',
+        'navy-mid': '#1e1a18',
+        'navy-light': '#221c18',
+        'ice-blue': '#1D1A1A',
+        'top-bar': '#1D1A1A',
+        'sub-nav': '#161313',
       },
       fontFamily: {
         heading: ['Georgia', 'serif'],