diff --git a/Dockerfile b/Dockerfile
index ae3e29e..b2e6305 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,12 +9,15 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 
 WORKDIR /app
 
-COPY ${EXAMPLE}/requirements.txt ./requirements.txt
-RUN pip install --no-cache-dir --upgrade pip && \
-    pip install --no-cache-dir -r requirements.txt
-
 COPY ${EXAMPLE}/ ./
 
+RUN if [ -f requirements.txt ]; then \
+        pip install --no-cache-dir --upgrade pip && \
+        pip install --no-cache-dir -r requirements.txt; \
+    else \
+        echo "No requirements.txt found — skipping dependency install."; \
+    fi
+
 RUN if [ -f .env.example ] && [ ! -f .env ]; then cp .env.example .env; fi
 
 ENTRYPOINT ["python"]
diff --git a/setup.sh b/setup.sh
index c0aee12..1cbd330 100755
--- a/setup.sh
+++ b/setup.sh
@@ -87,7 +87,15 @@ else
     echo "[2/4] Virtual environment already exists."
 fi
 
-source .venv/bin/activate
+if [[ -f ".venv/bin/activate" ]]; then
+    source .venv/bin/activate
+elif [[ -f ".venv/Scripts/activate" ]]; then
+    source .venv/Scripts/activate
+else
+    echo "Error: virtual environment activation script not found in .venv." >&2
+    echo "Try deleting .venv and re-running this script." >&2
+    exit 1
+fi
 
 if [[ -f "requirements.txt" ]]; then
     echo "[3/4] Installing dependencies..."