venv fix

install.sh

@@ -24,8 +24,12 @@ echo "Installing crypto-trader to $INSTALL_DIR ..."
 mkdir -p "$INSTALL_DIR"
 
 # ── 2. Copy project files ─────────────────────────────────────────────────
-rsync -a --exclude='.git' --exclude='venv' --exclude='__pycache__' \
-  "$SCRIPT_DIR/" "$INSTALL_DIR/"
+# Skip if already running from the install directory
+if [ "$SCRIPT_DIR" != "$INSTALL_DIR" ]; then
+  for item in *.py *.txt *.sh *.md .env.example systemd; do
+    [ -e "$SCRIPT_DIR/$item" ] && cp -r "$SCRIPT_DIR/$item" "$INSTALL_DIR/"
+  done
+fi
 
 # ── 3. Create dedicated system user ──────────────────────────────────────
 if ! id -u "$SERVICE_USER" &>/dev/null; then
@@ -45,13 +49,16 @@ if [ ! -f "$INSTALL_DIR/.env" ]; then
 fi
 
 # ── 5. Python virtual environment ─────────────────────────────────────────
-if ! command -v python3 &>/dev/null; then
-  echo "Installing python3-venv ..."
-  apt-get install -y python3-venv python3-pip
-fi
+# python3 is pre-installed on Ubuntu but python3-venv is a separate package
+# that is frequently absent — install it unconditionally (apt is idempotent)
+echo "Ensuring python3-venv and pip are available..."
+apt-get install -y python3-venv python3-pip
 
 if [ ! -d "$INSTALL_DIR/venv" ]; then
-  python3 -m venv "$INSTALL_DIR/venv"
+  python3 -m venv "$INSTALL_DIR/venv" || {
+    echo "ERROR: 'python3 -m venv' failed. Try: apt-get install python3-venv"
+    exit 1
+  }
 fi
 "$INSTALL_DIR/venv/bin/pip" install --upgrade pip -q
 "$INSTALL_DIR/venv/bin/pip" install -r "$INSTALL_DIR/requirements.txt" -q