feat: add rust demo plugin request block (#1091)

Co-authored-by: Yi <lynskylate@gmail.com>

tools/hack/build-wasm-plugins.sh

@@ -29,6 +29,24 @@ then
         echo "🚀 Build CPP WasmPlugin: $INNER_PLUGIN_NAME"
         PLUGIN_NAME=${INNER_PLUGIN_NAME} make build
     fi
+elif [ "$TYPE" == "RUST" ]
+then
+    cd ./plugins/wasm-rust/
+    if [ ! -n "$INNER_PLUGIN_NAME" ]; then
+        EXTENSIONS_DIR=$(pwd)"/extensions/"
+        echo "🚀 Build all Rust WasmPlugins under folder of $EXTENSIONS_DIR"
+        for file in `ls $EXTENSIONS_DIR`                                   
+            do
+                if [ -d $EXTENSIONS_DIR$file ]; then 
+                    name=${file##*/}
+                    echo "🚀 Build Rust WasmPlugin: $name"
+                    PLUGIN_NAME=${name} BUILDER_REGISTRY="docker.io/alihigress/plugins-rust-" make build
+                fi
+            done
+    else
+        echo "🚀 Build Rust WasmPlugin: $INNER_PLUGIN_NAME"
+        PLUGIN_NAME=${INNER_PLUGIN_NAME} make build
+    fi
 else
     echo "Not specify plugin language, so just compile wasm-go as default"
     cd ./plugins/wasm-go/