Use multi-stage docker builds

.dockerignore

@@ -0,0 +1,14 @@
+.git
+.github
+actions-data-download
+patterns
+screenshots
+test
+.dockerignore
+.gitignore
+**/*.md
+**/*.spec
+Dockerfile
+LICENSE
+Makefile
+*.code-workspace

.gitignore

@@ -9,4 +9,5 @@ stock*.pkl
 results*.pkl
 *.spec
 .DS_Store
-.history/
+.history/
+*.code-workspace

Dockerfile

@@ -3,47 +3,59 @@
 # Created             :   17/08/2023
 # Description         :   Dockerfile to build Screeni-py image for GUI release
 
-FROM python:3.11.6-slim-bookworm as base
+FROM python:3.11.6-slim-bookworm AS base
 
 ARG DEBIAN_FRONTEND=noninteractive
 
-RUN apt-get update && apt-get install -y software-properties-common
-
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential \
-    git \
-    vim nano wget curl \
-    && \
+    git vim nano wget curl && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* 
 
-ENV LANG C.UTF-8
+ENV LANG=C.UTF-8 \
+    PYTHONUNBUFFERED=TRUE \
+    PYTHONDONTWRITEBYTECODE=TRUE \
+    SCREENIPY_DOCKER=TRUE \
+    SCREENIPY_GUI=TRUE \
+    PATH=/opt/program:$PATH
 
-ADD . /opt/program/
+##############
+# Build Phase
+##############
+FROM base AS build
 
-ENV PATH="/opt/program:${PATH}"
+ARG PIP_DISABLE_PIP_VERSION_CHECK=1
+ARG PIP_NO_CACHE_DIR=1
 
 WORKDIR /opt/program
 
-RUN chmod +x *
+RUN python3 -m venv /venv
+ENV PATH=/venv/bin:$PATH
+
+COPY requirements.txt .
 
-WORKDIR /opt/program/
-RUN python3 -m pip install --upgrade pip
+RUN --mount=type=cache,target=/root/.cache/pip pip3 install -r requirements.txt
+RUN --mount=type=cache,target=/root/.cache/pip pip3 install --no-deps advanced-ta
 
-RUN pip3 install -r "requirements.txt"
-RUN pip3 install --no-deps advanced-ta
+##############
+# Package Phase
+##############
+FROM base AS app
 
-ENV PYTHONUNBUFFERED=TRUE
-ENV PYTHONDONTWRITEBYTECODE=TRUE
+COPY --from=build /venv /venv
+ENV PATH=/venv/bin:$PATH
 
-ENV SCREENIPY_DOCKER = TRUE
+WORKDIR /opt/program
 
-ENV SCREENIPY_GUI = TRUE
+COPY . .
+
+RUN chmod +x ./*
 
-EXPOSE 8000
 EXPOSE 8501
 
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
-WORKDIR /opt/program/src/
-ENTRYPOINT ["streamlit", "run", "streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+WORKDIR /opt/program/src
+
+ENTRYPOINT ["streamlit", "run", "streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# ENTRYPOINT ["tail", "-f", "/dev/null"]

requirements.txt

@@ -14,15 +14,12 @@ pep517
 pip
 pip-chill
 progress
-# pyinstaller==5.6.2
 pytest-mock
 pytoml
 retrying
 scipy==1.11.2
-# ta-lib
 TA-Lib-Precompiled
 tabulate
-# yfinance==0.1.87
 yfinance==0.2.32
 alive-progress==1.6.2
 Pillow
@@ -60,9 +57,7 @@ toml # Installed as dependency for pep517, pytest
 urllib3 # Installed as dependency for requests
 webencodings # Installed as dependency for html5lib
 pandas_ta
-# protobuf==3.19.6
 protobuf
-# streamlit==1.26.0
 streamlit
 tensorflow
 chromadb==0.4.10