Convert lecterns into Rivencraft book stands

src/main/resources/assets/rivencraft/blockstates/book_stand.json

@@ -0,0 +1,19 @@
+{
+  "variants": {
+    "facing=east": {
+      "model": "minecraft:block/lectern",
+      "y": 90
+    },
+    "facing=north": {
+      "model": "minecraft:block/lectern"
+    },
+    "facing=south": {
+      "model": "minecraft:block/lectern",
+      "y": 180
+    },
+    "facing=west": {
+      "model": "minecraft:block/lectern",
+      "y": 270
+    }
+  }
+}

src/main/resources/assets/rivencraft/lang/en_us.json

@@ -6,6 +6,7 @@
   "item.rivencraft.linking_book.unbound": "Unbound — sneak-use to bind",
   "item.rivencraft.linking_book.destination": "%s (%s, %s, %s)",
   "message.rivencraft.linking_book.bind_hint": "Sneak-use to bind this book to your current location",
+  "message.rivencraft.linking_book.unbound": "This Linking Book is unbound",
   "message.rivencraft.linking_book.bound": "Linking Book bound",
   "message.rivencraft.linking_book.linked": "Linked",
   "message.rivencraft.linking_book.missing_dimension": "That dimension is unavailable",

src/main/resources/data/rivencraft/loot_table/blocks/book_stand.json

@@ -0,0 +1,16 @@
+{
+  "type": "minecraft:block",
+  "pools": [
+    {
+      "bonus_rolls": 0.0,
+      "entries": [
+        {
+          "type": "minecraft:item",
+          "name": "minecraft:lectern"
+        }
+      ],
+      "rolls": 1.0
+    }
+  ],
+  "random_sequence": "rivencraft:blocks/book_stand"
+}