Update Dockerfile.production to use /app as WORKDIR

Change-Id: I542ae1f1223fb77e6154682a29cf7c5b27dd8eab
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/Dockerfile.production b/Dockerfile.production
index 03acd6d..748ec71 100644
--- a/Dockerfile.production
+++ b/Dockerfile.production
@@ -43,17 +43,16 @@
     libxml2-dev \
     libxslt-dev
 
-WORKDIR /app/mon
+WORKDIR /app
 
 # Create virtual environment
-RUN python -m venv /app/mon/.venv
-ENV PATH="/app/mon/.venv/bin:$PATH"
+RUN python -m venv /app/.venv
+ENV PATH="/app/.venv/bin:$PATH"
 
 ARG COMMON_GERRIT_REFSPEC=master
 
 # Install OSM dependency modules with no cache
-RUN --mount=type=cache,target=/root/.cache/pip \
-    git clone --filter=blob:none --tags https://osm.etsi.org/gerrit/osm/common.git /tmp/osm-common && \
+RUN git clone --filter=blob:none --tags https://osm.etsi.org/gerrit/osm/common.git /tmp/osm-common && \
     cd /tmp/osm-common && \
     git fetch origin "${COMMON_GERRIT_REFSPEC}" && \
     git checkout FETCH_HEAD &&\
@@ -63,8 +62,7 @@
 
 # Install MON
 COPY . .
-RUN --mount=type=cache,target=/root/.cache/pip \
-    pip install --no-cache-dir -r requirements.txt \
+RUN pip install --no-cache-dir -r requirements.txt \
     && pip install --no-cache-dir  .
 
 
@@ -82,25 +80,24 @@
     openssh-client
 
 # Copy virtual environment from build stage
-COPY --from=builder /app/mon/.venv /app/mon/.venv
-ENV PATH="/app/mon/.venv/bin:$PATH"
+COPY --from=builder /app/.venv /app/.venv
+ENV PATH="/app/.venv/bin:$PATH"
 
 # Copy necessary binaries and libraries
 COPY --from=builder /usr/lib/ /usr/lib/
 COPY --from=builder /lib/ /lib/
 
 # Copy application scripts
-COPY scripts/ /app/mon/scripts/
+COPY scripts/ /app/scripts/
 
 # Create app user and directories
 RUN addgroup -g 1000 appuser && \
     adduser -u 1000 -G appuser -D -h /app appuser && \
-    mkdir -p /app/mon && \
     mkdir -p /app/storage/kafka && \
     mkdir /app/log && \
     chown -R appuser:appuser /app
 
-WORKDIR /app/mon
+WORKDIR /app
 
 USER appuser