chore: remove unused gson dependency and abandoned quest stubs

.github/scripts/prepare-release.sh

@@ -1,7 +1,3 @@
 #!/usr/bin/env bash
 set -euo pipefail
-: "${GH_TOKEN:?Set DEPS_TOKEN with Contents read access to TF-Minecraft/ServerAssets}"
-ref=883970ddc256f0e4c3bcaee87e6cf33171b9d4a4
-mkdir -p libs
-curl --fail --location --silent --show-error --retry 3 -H "Authorization: Bearer $GH_TOKEN" -H "Accept: application/vnd.github.raw+json" "https://api.github.com/repos/TF-Minecraft/ServerAssets/contents/jars/4241c14a7727/gson-2.10.1.jar?ref=$ref" > "libs/gson-2.10.1.jar"
-bash .github/scripts/install-local-dependencies.sh "$@"
+# Server API dependencies resolve from Maven; no private JARs are needed here.

pom.xml

@@ -18,12 +18,6 @@
     </properties>
 
     <dependencies>
-        <dependency>
-            <groupId>local</groupId>
-            <artifactId>gson</artifactId>
-            <version>2.10.1-tfmc-4241c14a7727</version>
-            <scope>provided</scope>
-        </dependency>
         <dependency>
             <groupId>me.plugins</groupId>
             <artifactId>tlibs</artifactId>

src/main/java/net/tfminecraft/marketblock/inventory/holder/MBGUI.java

@@ -3,5 +3,4 @@
 public enum MBGUI {
     CATEGORY,
     TRADE,
-    QUEST,
 }