chore(deps): pin dependencies

Dockerfile

@@ -1,5 +1,5 @@
 # Stage 1: Builder
-FROM python:3.14-slim@sha256:35f442c69294267a391b05d9526b6a330986ad9b008152a2e24257a1f98a8dc0 AS builder
+FROM python:3.14-slim@sha256:584e89d31009a79ae4d9e3ab2fba078524a6c0921cb2711d05e8bb5f628fc9b9 AS builder
 
 # Install uv
 COPY --from=ghcr.io/astral-sh/uv:latest@sha256:3472e43b4e738cf911c99d41bb34331280efad54c73b1def654a6227bb59b2b4 /uv /usr/local/bin/uv
@@ -20,7 +20,7 @@ RUN uv sync --frozen --no-dev
 
 
 # Stage 2: Runtime
-FROM python:3.14-slim@sha256:35f442c69294267a391b05d9526b6a330986ad9b008152a2e24257a1f98a8dc0
+FROM python:3.14-slim@sha256:584e89d31009a79ae4d9e3ab2fba078524a6c0921cb2711d05e8bb5f628fc9b9
 
 # Create non-root user
 RUN useradd --create-home --shell /bin/bash appuser

tests/integration/mock_grist/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.14-slim@sha256:35f442c69294267a391b05d9526b6a330986ad9b008152a2e24257a1f98a8dc0
+FROM python:3.14-slim@sha256:584e89d31009a79ae4d9e3ab2fba078524a6c0921cb2711d05e8bb5f628fc9b9
 
 WORKDIR /app