Update Dockerfile

Dockerfile

@@ -2,11 +2,20 @@ FROM python:3.9-slim
 
 WORKDIR /code
 
-# Install git
-RUN apt-get update && apt-get install -y git
-
+# Install system dependencies including gcc and ta-lib
+RUN apt-get update && \
+    apt-get install -y gcc wget make git && \
+    wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz && \
+    tar -xvzf ta-lib-0.4.0-src.tar.gz && \
+    cd ta-lib/ && \
+    ./configure --prefix=/usr && \
+    make && \
+    make install && \
+    cd .. && \
+    rm -rf ta-lib-0.4.0-src.tar.gz ta-lib/
+
+# Install Python packages
 COPY ./requirements.txt /code/requirements.txt
-
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
 
 COPY . /code