From 6d2c8776bd51598d7b0ecfc5bf113df9dbfb03bf Mon Sep 17 00:00:00 2001
From: pavel <pavel.larkin@ikeja.co.za>
Date: Tue, 28 Oct 2025 06:17:02 +0200
Subject: [PATCH] initial codes try 4

---
 Dockerfile | 41 +++++++++++++++++++++++------------------
 1 file changed, 23 insertions(+), 18 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index ba3b4d2..c0f55ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,21 +1,22 @@
-FROM ubuntu:24.04
+# Simpler base: Debian slim + Python + pip out of the box
+FROM python:3.12-slim
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV APP_DIR=/opt/containers/nats-registration-listener
 ENV DATA_DIR=${APP_DIR}/data
-# venv path and ensure it’s first on PATH for runtime & build steps
-ENV VENV_PATH=/opt/venv
-ENV PATH=${VENV_PATH}/bin:${PATH}
+ENV PATH=/usr/local/bin:$PATH
 
-# Minimal deps + Python + venv + dos2unix for CRLF→LF
+# Minimal tools we actually use:
+# - tini: pid1
+# - curl: optional for TLS_CA_URL
+# - dos2unix: fix CRLF if committed from Windows
+# (jq is optional; if you don't need it, remove it)
 RUN apt-get update && apt-get install -y --no-install-recommends \
-      bash curl jq ca-certificates tini python3 python3-venv python3-pip dos2unix \
+      tini curl dos2unix \
  && rm -rf /var/lib/apt/lists/*
 
-# Create a virtual environment and install python deps inside it
-RUN python3 -m venv ${VENV_PATH} \
- && python -m pip install --no-cache-dir --upgrade pip \
- && python -m pip install --no-cache-dir --upgrade nats-py
+# Python deps (no venv needed on this base image)
+RUN python -m pip install --no-cache-dir --upgrade pip nats-py
 
 # App payload (immutable inside image)
 RUN mkdir -p ${APP_DIR}/app/bin
@@ -24,17 +25,21 @@ COPY files/entrypoint.sh /usr/local/bin/nats-registration-entrypoint
 COPY files/healthcheck.sh /usr/local/bin/nats-registration-healthcheck
 COPY files/nats_registration_listener.py /usr/local/bin/nats_registration_listener.py
 
-# Normalize line endings & set exec bits (Windows-safe)
-RUN dos2unix /usr/local/bin/nats-registration-entrypoint \
+# Normalize line endings (CRLF/BOM safe) and set exec bits
+RUN sed -i '1s/^\xEF\xBB\xBF//' /usr/local/bin/nats-registration-entrypoint && \
+    sed -i '1s/^\xEF\xBB\xBF//' /usr/local/bin/nats-registration-healthcheck && \
+    sed -i '1s/^\xEF\xBB\xBF//' /opt/containers/nats-registration-listener/app/bin/nats-registration-listener.sh && \
+    sed -i '1s/^\xEF\xBB\xBF//' /usr/local/bin/nats_registration_listener.py && \
+    dos2unix /usr/local/bin/nats-registration-entrypoint \
              /usr/local/bin/nats-registration-healthcheck \
-             ${APP_DIR}/app/bin/nats-registration-listener.sh \
-             /usr/local/bin/nats_registration_listener.py \
- && chmod +x /usr/local/bin/nats-registration-entrypoint \
+             /opt/containers/nats-registration-listener/app/bin/nats-registration-listener.sh \
+             /usr/local/bin/nats_registration_listener.py && \
+    chmod +x /usr/local/bin/nats-registration-entrypoint \
              /usr/local/bin/nats-registration-healthcheck \
-             ${APP_DIR}/app/bin/nats-registration-listener.sh
+             /opt/containers/nats-registration-listener/app/bin/nats-registration-listener.sh
 
 WORKDIR ${APP_DIR}/app
 
-# Use tini as PID1; entrypoint validates env and execs the main script
-ENTRYPOINT ["/usr/bin/tini", "--", "/usr/local/bin/nats-registration-entrypoint"]
+# Run via bash explicitly to avoid any shebang weirdness
+ENTRYPOINT ["/usr/bin/tini", "--", "/bin/bash", "-lc", "/usr/local/bin/nats-registration-entrypoint"]
 CMD ["/opt/containers/nats-registration-listener/app/bin/nats-registration-listener.sh"]