feat(assets): forum free-task depth, withdraw notices, share poster

Route forum essence/adopt/hot/score rewards through free-points day cap,
notify users on withdraw complete/reject, surface 海报分享 on single
share grid, and extend admin free-task keys for the remaining matrix.

inc/classes/class-aksrt-points-free.php

@@ -33,6 +33,10 @@ class AKSRT_Points_Free {
 			'bbs_posts_new'  => [__('论坛发帖', 'aksrt'), __('发布论坛主题', 'aksrt'), 5],
 			'bbs_reply'      => [__('论坛回复', 'aksrt'), __('回复论坛主题', 'aksrt'), 2],
 			'bbs_essence'    => [__('帖子加精', 'aksrt'), __('主题被设为精华', 'aksrt'), 10],
+			'bbs_adopt'      => [__('回复被采纳', 'aksrt'), __('问答帖回复被采纳', 'aksrt'), 20],
+			'bbs_posts_hot'  => [__('热帖奖励', 'aksrt'), __('主题成为热帖', 'aksrt'), 5],
+			'bbs_comment_hot'=> [__('神评奖励', 'aksrt'), __('回复成为神评', 'aksrt'), 5],
+			'bbs_score_extra'=> [__('帖子加分', 'aksrt'), __('主题被加分时奖励', 'aksrt'), 3],
 		];
 	}
 
@@ -276,6 +280,36 @@ class AKSRT_Points_Free {
 					return max(0, (int) ($f['credits']['comment_new'] ?? $default));
 				}
 				return $default;
+			case 'bbs_essence':
+				if (class_exists('AKSRT_Settings') && method_exists('AKSRT_Settings', 'get_forum_settings')) {
+					$f = AKSRT_Settings::get_forum_settings();
+					return max(0, (int) ($f['credits']['essence'] ?? $default));
+				}
+				return $default;
+			case 'bbs_adopt':
+				if (class_exists('AKSRT_Settings') && method_exists('AKSRT_Settings', 'get_forum_settings')) {
+					$f = AKSRT_Settings::get_forum_settings();
+					return max(0, (int) ($f['credits']['adopted'] ?? $default));
+				}
+				return $default;
+			case 'bbs_posts_hot':
+				if (class_exists('AKSRT_Settings') && method_exists('AKSRT_Settings', 'get_forum_settings')) {
+					$f = AKSRT_Settings::get_forum_settings();
+					return max(0, (int) ($f['credits']['posts_hot'] ?? $default));
+				}
+				return $default;
+			case 'bbs_comment_hot':
+				if (class_exists('AKSRT_Settings') && method_exists('AKSRT_Settings', 'get_forum_settings')) {
+					$f = AKSRT_Settings::get_forum_settings();
+					return max(0, (int) ($f['credits']['comment_hot'] ?? $f['credits']['comment_like'] ?? $default));
+				}
+				return $default;
+			case 'bbs_score_extra':
+				if (class_exists('AKSRT_Settings') && method_exists('AKSRT_Settings', 'get_forum_settings')) {
+					$f = AKSRT_Settings::get_forum_settings();
+					return max(0, (int) ($f['credits']['score_extra'] ?? $default));
+				}
+				return $default;
 			default:
 				return $default;
 		}