feature/ssh-server (#1)

Co-authored-by: Márcio Fernandes <marcio.fernandes@outlook.pt>
Reviewed-on: #1

docker/ssh-server/Dockerfile

@@ -0,0 +1,48 @@
+# ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
+# ┃ 🐳 Dockerfile: Multi-Stage Build for Python + SSH App         ┃
+# ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+
+# ──────────────── Stage 1: Base ────────────────
+# Base image using Debian Bullseye
+FROM debian:bullseye AS base
+
+
+# Suppress interactive prompts during package installation
+ENV DEBIAN_FRONTEND=noninteractive
+
+# Install core dependencies:
+# - Python 3 and pip
+# - OpenSSH server for remote access
+# - sudo for privilege escalation
+RUN apt-get update && \
+    apt-get install -y \
+    python3 \
+    python3-pip \
+    openssh-server \
+    curl && \
+    mkdir /var/run/sshd && \
+    apt-get clean
+
+# Create config directory for app (can be used by dev/prod stages)
+RUN mkdir -p /etc/app/config
+
+# ──────────────── Stage 2: Prod ────────────────
+# Production stage inherits from base
+FROM base AS prod
+
+# Copy full app code into image (self-contained)
+COPY app/ /app
+
+# Set working directory
+WORKDIR /app
+RUN pip install --no-cache-dir -r requirements.txt
+
+
+ENV CONFIGURATION=Production
+ENV DEBUG=False
+
+# Default command for production container
+CMD ["python3", "-u", "/app/main.py"]
+
+
+#EXPOSE 22