:sparkles: added eta fields for techniques

plugins/cia-post-types/includes/custom-metaboxes.php

         $cmb = new_cmb2_box([
             'id'              => 'hero_metabox',
             'title'           => __( 'Hero', 'cmb2' ),
-            'object_types'    => ['artist', 'episode', 'event', 'exhibition', 'guide', 'short', 'object', 'publication'], // Post type
+            'object_types'    => ['artist', 'episode', 'event', 'exhibition', 'guide', 'short', 'object', 'publication',  'technique'], // Post type
             'show_in_rest'    => WP_REST_Server::READABLE
         ]);
 
         $cmb = new_cmb2_box([
             'id'           => 'stick_metabox',
             'title'        => __( 'Sticky Post', 'cmb2' ),
-            'object_types' => ['artist', 'episode', 'event', 'exhibition', 'guide', 'short', 'object', 'publication', 'page', 'post'], // Post type
+            'object_types' => ['artist', 'episode', 'event', 'exhibition', 'guide', 'short', 'object', 'publication', 'page', 'post', 'technique'], // Post type
             'show_in_rest' => WP_REST_Server::READABLE
         ]);
 

plugins/cia-post-types/includes/custom-taxonomies.php

     function create_materials_taxonomy() {
         $post_types_that_show_materials = [
             'artist', 'guide', 'short',
-            'object', 'publication',
+            'object', 'publication', 'technique'
         ];
         register_taxonomy('material', $post_types_that_show_materials, ['label' => 'Materials']);
     }

plugins/cia-post-types/includes/p2p-mappings.php

         'reciprocal' => true,
         'admin_box' => $admin_box
     ]);
+    p2p_register_connection_type([
+        'name' => 'artists_to_shorts',
+        'to' => 'artist',
+        'from' => 'short',
+        'reciprocal' => true,
+        'admin_box' => $admin_box
+    ]);
     p2p_register_connection_type([
         'name' => 'artists_to_techniques',
         'to' => 'artist',
         'reciprocal' => true,
         'admin_box' => $admin_box
     ]);
+    p2p_register_connection_type([
+        'name' => 'episodes_to_shorts',
+        'to' => 'episode',
+        'from' => 'short',
+        'reciprocal' => true,
+        'admin_box' => $admin_box
+    ]);
+    p2p_register_connection_type([
+        'name' => 'episodes_to_techniques',
+        'to' => 'episode',
+        'from' => 'technique',
+        'reciprocal' => true,
+        'admin_box' => $admin_box
+    ]);
 
     p2p_register_connection_type([
         'name' => 'events_to_exhibitions',
         'reciprocal' => true,
         'admin_box' => $admin_box
     ]);
+
+    p2p_register_connection_type([
+        'name' => 'shorts_to_techniques',
+        'to' => 'short',
+        'from' => 'technique',
+        'reciprocal' => true,
+        'admin_box' => $admin_box
+    ]);
 }
 add_action( 'p2p_init', 'all_connection_types' );