Setup Docker infrastructure for GoMag vending import system

- Add Flask admin interface with Oracle connection pool
- Create ARTICOLE_TERTI table for SKU mappings
- Configure Docker container with Oracle Instant Client
- Setup project documentation and requirements

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

api/Dockerfile

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+# Multi-stage build for Oracle Instant Client + Python Flask
+FROM python:3.11.4-slim-buster as oracle_base
+
+# Installing Oracle instant client
+WORKDIR /opt/oracle
+RUN apt-get update && apt-get install -y libaio1 wget unzip curl \
+    && wget https://download.oracle.com/otn_software/linux/instantclient/instantclient-basiclite-linuxx64.zip \
+    && unzip instantclient-basiclite-linuxx64.zip \
+    && rm -f instantclient-basiclite-linuxx64.zip \
+    && cd /opt/oracle/instantclient* \
+    && rm -f *jdbc* *occi* *mysql* *README *jar uidrvci genezi adrci \
+    && echo /opt/oracle/instantclient* > /etc/ld.so.conf.d/oracle-instantclient.conf \
+    && ldconfig
+
+# Application layer
+FROM oracle_base
+WORKDIR /app
+
+# Copy TNS configuration for Oracle connection
+COPY tnsnames.ora /app/tnsnames.ora
+COPY requirements.txt /app/requirements.txt
+
+# Install Python dependencies
+RUN pip3 install -r requirements.txt
+
+# Copy application code
+COPY . .
+
+# Health check endpoint
+EXPOSE 5000
+
+# Run Flask application
+CMD ["gunicorn", "--bind", "0.0.0.0:5000", "admin:app", "--reload", "--access-logfile", "-"]