centralizácia nastavení do .devcontainer/.env

.devcontainer/post_create.sh

@@ -1,7 +1,18 @@
 #!/usr/bin/env bash
-set -e
+set -euo pipefail
 
-VENV_PATH="/workspace/.venv"
+WORKSPACE_DIR="${WORKSPACE_DIR:-/workspace}"
+VENV_PATH="${VENV_PATH:-$WORKSPACE_DIR/.venv}"
+REQUIREMENTS_FILE="${REQUIREMENTS_FILE:-$WORKSPACE_DIR/requirements.txt}"
+# Resolve current user's home robustly (works for root and non-root users).
+USER_HOME="${HOME:-}"
+if [ -z "$USER_HOME" ] && command -v getent >/dev/null 2>&1; then
+    USER_HOME="$(getent passwd "$(id -un)" | cut -d: -f6)"
+fi
+if [ -z "$USER_HOME" ]; then
+    USER_HOME="/root"
+fi
+BASHRC_PATH="${BASHRC_PATH:-$USER_HOME/.bashrc}"
 
 # Ak venv neexistuje, vytvor ho a priprav pip
 if [ ! -d "$VENV_PATH" ]; then
@@ -19,17 +30,17 @@ echo "Aktualizujem pip a základné nástroje..."
 python -m pip install --upgrade pip setuptools wheel
 
 # Inštalácia závislostí, ak existuje requirements.txt
-if [ -f "/workspace/requirements.txt" ]; then
+if [ -f "$REQUIREMENTS_FILE" ]; then
     echo "Inštalujem závislosti z requirements.txt..."
-    python -m pip install -r /workspace/requirements.txt
+    python -m pip install -r "$REQUIREMENTS_FILE"
 else
     echo "requirements.txt nenájdený – preskakujem inštaláciu závislostí."
 fi
 
 # Ak sa terminál otvorí skôr, než Python extension stihne auto-aktiváciu,
 # zabezpečíme aktiváciu aj cez shell init.
-BASHRC="/root/.bashrc"
-ACTIVATE_LINE='[ -f /workspace/.venv/bin/activate ] && source /workspace/.venv/bin/activate'
-if ! grep -Fq "$ACTIVATE_LINE" "$BASHRC"; then
-    echo "$ACTIVATE_LINE" >> "$BASHRC"
+ACTIVATE_LINE="[ -f \"$VENV_PATH/bin/activate\" ] && source \"$VENV_PATH/bin/activate\""
+touch "$BASHRC_PATH"
+if ! grep -Fq "$ACTIVATE_LINE" "$BASHRC_PATH"; then
+    echo "$ACTIVATE_LINE" >> "$BASHRC_PATH"
 fi