centralizácia nastavení do .devcontainer/.env

.devcontainer/.env

@@ -1,5 +1,36 @@
-PYTHON_BASE=3.13
-DEVCONTAINER_IMAGE_REV=0.1
-DEVCONTAINER_IMAGE_PULL_REPO=docker.masara.eu/python
-DEVCONTAINER_IMAGE_PUSH_REPO=repo.masara.eu/python
-
+# Python version used in devcontainer image tag (e.g. 3.13).
+PYTHON_BASE=3.13
+
+# Image revision for versioned tag: <repo>:<python>-<rev>-devcontainer.
+DEVCONTAINER_IMAGE_REV=0.1
+
+# Registry/repository used by docker-compose to pull the devcontainer image.
+DEVCONTAINER_IMAGE_PULL_REPO=docker.masara.eu/python
+
+# Registry/repository used by publish script to push the devcontainer image.
+DEVCONTAINER_IMAGE_PUSH_REPO=repo.masara.eu/python
+
+# Private PyPI index URL used by pip inside the container.
+PIP_INDEX_URL=https://dv.masara.eu/repository/pypi-group/simple
+
+# Allows running pip as root without interactive warning/failure.
+PIP_ROOT_USER_ACTION=ignore
+
+# Workspace mount path inside container.
+WORKSPACE_DIR=/workspace
+
+# Path to virtual environment created/used by post_create.sh.
+VENV_PATH=/workspace/.venv
+
+# Requirements file installed by post_create.sh (if file exists).
+REQUIREMENTS_FILE=/workspace/requirements.txt
+
+
+# User used by VS Code remote server inside container (e.g. root).
+DEVCONTAINER_RUN_USER=root
+
+# UID for app user created in project Dockerfile (non-devcontainer image build).
+APP_USER_ID=1000
+
+# Home directory for REMOTE_USER inside container.
+REMOTE_HOME=/root