Add initial Odoo FSM modules and deployment make targets

odoo/Dockerfile

@@ -84,6 +84,13 @@ RUN mkdir -p /var/lib/odoo /mnt/extra-addons \
     && chown -R odoo:odoo /var/lib/odoo /mnt/extra-addons \
     && chmod -R u+w /var/lib/odoo
 
+# Make custom addons available in the image
+COPY ./odoo/addons /mnt/extra-addons
+RUN chown -R odoo:odoo /mnt/extra-addons \
+    && if grep -q '^addons_path' /etc/odoo/odoo.conf; then \
+        sed -i 's|^addons_path *= *|addons_path = /mnt/extra-addons,|' /etc/odoo/odoo.conf; \
+    fi
+
 # Build self-contained entrypoint in image (no external files required)
 RUN printf '%s\n' \
     '#!/usr/bin/env bash' \