Add README.md for UT scripts.

Signed-off-by: ZePan110 <ze.pan@intel.com>

Author: ZePan110

Translation/tests/README.md

@@ -0,0 +1,37 @@
+# Translation UT test scripts
+
+1. Set the required environment variables
+
+    ```bash
+    # Example: host_ip="192.168.1.1"
+    export host_ip="External_Public_IP"
+    # Example: no_proxy="localhost, 127.0.0.1, 192.168.1.1"
+    export no_proxy="Your_No_Proxy"
+    export HUGGINGFACEHUB_API_TOKEN="Your_Huggingface_API_Token"
+    ```
+   
+2. Run UT test
+
+    On Xeon:
+
+    ```bash
+    bash test_compose_on_xeon.sh
+    ```
+
+    On Gaudi:
+
+    ```bash
+    bash test_compose_on_gaudi.sh
+    ```
+
+    On AMD GPU base on TGI:
+
+    ```bash
+    bash test_compose_on_rocm.sh
+    ```
+
+    On AMD GPU base on vllm:
+
+    ```bash
+    bash test_compose_vllm_on_rocm.sh
+    ```