change mount types for kaniko

Dockerfile

@@ -10,14 +10,14 @@ ENV UV_COMPILE_BYTECODE=1
 # Copy from the cache instead of linking since it's a mounted volume
 ENV UV_LINK_MODE=copy
 
+# Copy dependency files
+COPY uv.lock pyproject.toml ./
+
 # Install the project's dependencies using the lockfile and settings
 RUN --mount=type=cache,target=/root/.cache/uv \
-    --mount=type=bind,source=uv.lock,target=uv.lock \
-    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
     uv sync --locked --no-install-project --no-dev
 
 # Then, add the rest of the project source code and install it
-# Installing separately from its dependencies allows optimal layer caching
 COPY . /app
 RUN --mount=type=cache,target=/root/.cache/uv \
     uv sync --locked --no-dev