update readme and add dockerfiles

dockerfiles/alpine-git-python.dockerfile

@@ -0,0 +1,28 @@
+# Use an official Alpine-based Python image as your base
+FROM python:3.9-alpine
+
+# Set the working directory
+WORKDIR /app
+
+# Install git and other build dependencies (if your Python packages require compilation)
+# It's good practice to install build dependencies and then remove them in the same RUN layer
+# to keep the final image size down.
+RUN apk add --no-cache git openssh-client # openssh-client if you need to clone private repos via SSH
+
+# Install Python build dependencies (e.g., for packages with C extensions)
+# Common ones include build-base, libffi-dev, openssl-dev.
+# Add more as needed based on your requirements.txt.
+RUN apk add --no-cache --virtual .build-deps \
+    build-base \
+    libffi-dev \
+    openssl-dev \
+    # Add any other -dev packages your Python libraries might need
+    # e.g., if you have psycopg2, you'd need postgresql-dev
+    # if you have Pillow, you might need zlib-dev, jpeg-dev, etc.
+    && pip install --upgrade pip
+
+# Install Python dependencies
+RUN pip install --no-cache-dir requests bs4 pytz pyyaml dateparser loguru
+
+# Remove build dependencies to keep the image small
+RUN apk del .build-deps