diff --git a/.gitignore b/.gitignore
index 45a4f64..e9abf5b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,4 +19,5 @@ ENV/
 *.jar
 
 # tmp
-tmp/
\ No newline at end of file
+tmp/
+.env
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index e1d9a5b..09d1edf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9
+FROM python:3.9-slim-bullseye
 
 WORKDIR /ai
 
@@ -6,8 +6,12 @@ WORKDIR /ai
 COPY ai1899/requirements.txt requirements.txt
 
 RUN apt-get update && \
-    apt-get install -y git curl && \
-    pip install --no-cache-dir -r requirements.txt
+    apt-get install -y git curl
+
+# As the processing power of NVIDIA CUDA isn't always available, the incentive is to trim down the image size.
+# By installing the cpu torch first, it will avoid installing the GPU related to NVIDIA CUDA.
+RUN pip install --no-cache-dir torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
+RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy the rest of the project directory into the container
 COPY ai1899/ .