feat: enhance setup and deploy scripts to fetch helper scripts from remote if not available locally

Author: th33k

pi-node/setup.sh

@@ -56,11 +56,34 @@ SERVER_URL=$SERVER_URL
 FLOOR_ID=$FLOOR_ID
 EOF
 
-# ── 3. Copy scripts ──
+# ── 3. Copy or fetch helper scripts ──
 echo "[3/5] Installing scripts..."
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
-cp "$SCRIPT_DIR/kiosk.sh" "$INSTALL_DIR/kiosk.sh"
-cp "$SCRIPT_DIR/update.sh" "$INSTALL_DIR/update.sh"
+
+# determine the directory containing this script.  When the file is
+# executed via stdin (e.g. curl | bash) BASH_SOURCE may not be set, so
+# fall back to $0.  Avoid unbound-variable errors by testing with -v.
+if [[ -v BASH_SOURCE ]]; then
+    SCRIPT_PKG="${BASH_SOURCE[0]}"
+else
+    SCRIPT_PKG="$0"
+fi
+SCRIPT_DIR="$(cd "$(dirname "$SCRIPT_PKG")" && pwd)"
+
+# helper to either copy from local tree or download a fresh copy
+fetch_or_copy() {
+    local name="$1" url
+    url="https://raw.githubusercontent.com/IN4300-Embedded-Systems-Project/B22_Group06/main/pi-node/$name"
+
+    if [[ -f "$SCRIPT_DIR/$name" ]]; then
+        cp "$SCRIPT_DIR/$name" "$INSTALL_DIR/$name"
+    else
+        echo "-> fetching $name from remote"
+        curl -sSL "$url" -o "$INSTALL_DIR/$name"
+    fi
+}
+
+fetch_or_copy kiosk.sh
+fetch_or_copy update.sh
 chmod +x "$INSTALL_DIR"/*.sh
 
 # ── 4. Install systemd services ──

scripts/deploy.sh

@@ -6,8 +6,12 @@ cd "$(dirname "${BASH_SOURCE[0]}")/.."
 
 echo "=== Deploying Display System ==="
 
-# Load .env if exists
-[[ -f .env ]] && { set -a; source .env; set +a; }
+# Load .env if exists (strip any Windows CRs first so bash won't complain)
+if [[ -f .env ]]; then
+    # remove stray carriage returns in case the file has CRLF line endings
+    sed -i 's/\r$//' .env || true
+    set -a; source .env; set +a
+fi
 
 # Build and start
 docker compose -f deploy/docker-compose.yml up -d --build