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.deploy/artwork-evolution-release/config/early_growth.php

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+<?php
+
+declare(strict_types=1);
+
+/**
+ * Early-Stage Growth System (EGS) Configuration
+ *
+ * Controls the Nova Early-Stage Growth System — a reversible, non-deceptive
+ * layer that keeps the site feeling alive when organic traffic is low.
+ *
+ * TOGGLE:
+ *   .env  NOVA_EARLY_GROWTH_ENABLED=true
+ *   .env  NOVA_EARLY_GROWTH_MODE=light   (off | light | aggressive)
+ *
+ * Set NOVA_EARLY_GROWTH_ENABLED=false (or NOVA_EARLY_GROWTH_MODE=off)
+ * to revert all behaviour to standard production logic instantly.
+ */
+
+return [
+
+    // ─── Master switch ────────────────────────────────────────────────────────
+    'enabled' => (bool) env('NOVA_EARLY_GROWTH_ENABLED', false),
+
+    // operating mode: off | light | aggressive
+    'mode'    => env('NOVA_EARLY_GROWTH_MODE', 'off'),
+
+    // ─── Module toggles (each respects master 'enabled') ─────────────────────
+    'adaptive_time_window' => (bool) env('NOVA_EGS_ADAPTIVE_WINDOW', true),
+    'grid_filler'          => (bool) env('NOVA_EGS_GRID_FILLER', true),
+    'spotlight'            => (bool) env('NOVA_EGS_SPOTLIGHT', true),
+    'activity_layer'       => (bool) env('NOVA_EGS_ACTIVITY_LAYER', false),
+
+    // ─── AdaptiveTimeWindow thresholds ───────────────────────────────────────
+    // uploads_per_day is the 7-day rolling average of published artworks/day.
+    'thresholds' => [
+        'uploads_per_day_narrow' => (int) env('NOVA_EGS_UPLOADS_PER_DAY_NARROW', 10),
+        'uploads_per_day_wide'   => (int) env('NOVA_EGS_UPLOADS_PER_DAY_WIDE', 3),
+        // Days to look back for trending / rising queries
+        'window_narrow_days'     => (int) env('NOVA_EGS_WINDOW_NARROW_DAYS', 7),
+        'window_medium_days'     => (int) env('NOVA_EGS_WINDOW_MEDIUM_DAYS', 30),
+        'window_wide_days'       => (int) env('NOVA_EGS_WINDOW_WIDE_DAYS', 90),
+    ],
+
+    // ─── FeedBlender ratios per mode ─────────────────────────────────────────
+    // Values are proportions; they are normalised internally (sum need not equal 1).
+    'blend_ratios' => [
+        'light' => [
+            'fresh'     => 0.60,
+            'curated'   => 0.25,
+            'spotlight' => 0.15,
+        ],
+        'aggressive' => [
+            'fresh'     => 0.30,
+            'curated'   => 0.50,
+            'spotlight' => 0.20,
+        ],
+    ],
+
+    // ─── GridFiller ──────────────────────────────────────────────────────────
+    // Minimum number of items to display per grid page.
+    'grid_min_results' => (int) env('NOVA_EGS_GRID_MIN_RESULTS', 12),
+
+    // ─── Auto-disable when site reaches organic scale ────────────────────────
+    'auto_disable' => [
+        'enabled'         => (bool) env('NOVA_EGS_AUTO_DISABLE', false),
+        'uploads_per_day' => (int) env('NOVA_EGS_AUTO_DISABLE_UPLOADS', 50),
+        'active_users'    => (int) env('NOVA_EGS_AUTO_DISABLE_USERS', 500),
+    ],
+
+    // ─── Cache TTLs (seconds) ─────────────────────────────────────────────────
+    'cache_ttl' => [
+        'spotlight'   => (int) env('NOVA_EGS_SPOTLIGHT_TTL', 3600),  // 1 h  – rotated daily
+        'feed_blend'  => (int) env('NOVA_EGS_BLEND_TTL', 300),        // 5 min
+        'time_window' => (int) env('NOVA_EGS_WINDOW_TTL', 600),       // 10 min
+        'activity'    => (int) env('NOVA_EGS_ACTIVITY_TTL', 1800),    // 30 min
+    ],
+
+];