Update Dockerfile to work with ARM too

infrastructure/backend/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.12-alpine
+FROM --platform=$BUILDPLATFORM python:3.12-alpine
 
 RUN pip install poetry==1.7.1
 
@@ -9,33 +9,25 @@ ENV POETRY_NO_INTERACTION=1 \
 
 WORKDIR /MyFinances
 
-#RUN #apk --no-cache --update add \
-#    mariadb-connector-c-dev \
-#    py-pip \
-#    musl-dev \
-#    gcc \
-#    mariadb-dev \
-#    libffi-dev
-
-
-# Install build dependencies
-RUN apk add --virtual .build-deps py-pip musl-dev gcc
+RUN apk add --no-cache --virtual .build-deps \
+        musl-dev \
+        gcc \
+        g++ \
+        libffi-dev \
+        openssl-dev
 
 COPY pyproject.toml poetry.lock ./
 
-# Install MySQL dependencies and packages if DATABASE_TYPE is mysql
 RUN if [ "${DATABASE_TYPE}" = "mysql" ]; then \
-        apk add --no-cache mariadb-dev && \
+        apk add --no-cache mariadb-connector-c-dev && \
         poetry install --only mysql; \
     fi
 
-# Install PostgreSQL dependencies and packages if TESTING is not true or DATABASE_TYPE is postgres
 RUN if [ "${TESTING}" != "true" ] || [ "${DATABASE_TYPE}" = "postgres" ]; then \
         apk add --no-cache postgresql-dev && \
         poetry install --only postgres; \
     fi
 
-# Clean up build dependencies
 RUN apk del .build-deps
 
 RUN poetry install --without dev,mysql,postgres --no-root && rm -rf $POETRY_CACHE_DIR