Instalar msodbcsql18 y auto-detectar driver de SQL Server en Linux/Windows

backend/Dockerfile

@@ -1,7 +1,12 @@
 FROM python:3.10-slim
 
+# Instalar dependencias del sistema y el Driver Oficial de Microsoft ODBC 18 para SQL Server en Linux
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    gcc g++ unixodbc-dev curl \
+    curl gnupg2 ca-certificates unixodbc unixodbc-dev gcc g++ \
+    && curl -fsSL https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor -o /usr/share/keyrings/microsoft-prod.gpg \
+    && curl -fsSL https://packages.microsoft.com/config/debian/12/prod.list > /etc/apt/sources.list.d/mssql-release.list \
+    && apt-get update \
+    && ACCEPT_EULA=Y apt-get install -y msodbcsql18 \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app