Expose server build information

Co-authored-by: Professor Bloodstone <git@bloodstone.dev>
Co-authored-by: Mark Vainomaa <mikroskeem@mikroskeem.eu>
Co-authored-by: masmc05 <masmc05@gmail.com>
Co-authored-by: Riley Park <rileysebastianpark@gmail.com>

paper-api/src/test/java/io/papermc/paper/TestServerBuildInfo.java

@@ -0,0 +1,59 @@
+package io.papermc.paper;
+
+import java.time.Instant;
+import java.util.Optional;
+import java.util.OptionalInt;
+import net.kyori.adventure.key.Key;
+import org.jetbrains.annotations.NotNull;
+
+public class TestServerBuildInfo implements ServerBuildInfo {
+    @Override
+    public @NotNull Key brandId() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public boolean isBrandCompatible(final @NotNull Key brandId) {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull String brandName() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull String minecraftVersionId() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull String minecraftVersionName() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull OptionalInt buildNumber() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull Instant buildTime() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull Optional<String> gitBranch() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull Optional<String> gitCommit() {
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public @NotNull String asString(final @NotNull StringRepresentation representation) {
+        return "";
+    }
+}