upd: resolved Dockerfile.docs build issues

Dockerfile.docs

@@ -1,63 +1,43 @@
 # syntax=docker/dockerfile:1
 
-## Modified version of https://docusaurus.community/knowledge/deployment/docker/
-
 # Stage 1: Base image.
 ## Start with a base image containing NodeJS so we can build Docusaurus.
 FROM node:23.3.0-slim AS base
 ## Disable colour output from yarn to make logs easier to read.
-
-## https://pnpm.io/docker
-ENV PNPM_HOME="/pnpm"
-ENV PATH="$PNPM_HOME:$PATH"
-
 ENV FORCE_COLOR=0
 ## Enable corepack.
 RUN corepack enable
 ## Set the working directory to `/opt/docusaurus`.
 WORKDIR /opt/docusaurus
 
-## Required by docusaurus: [ERROR] Loading of version failed for version current
-RUN apt-get update && apt-get install -y git 
-
+# Stage 2a: Development mode.
 FROM base AS dev
 ## Set the working directory to `/opt/docusaurus`.
 WORKDIR /opt/docusaurus
 ## Expose the port that Docusaurus will run on.
 EXPOSE 3000
 ## Run the development server.
-CMD [ -d "node_modules" ] && npm run start -- --host 0.0.0.0 --poll 1000 || pnpm install && pnpm run start -- --host 0.0.0.0 --poll 1000
+CMD [ -d "node_modules" ] && pnpm start -- --host 0.0.0.0 --poll 1000 || pnpm install && pnpm start -- --host 0.0.0.0 --poll 1000
 
 # Stage 2b: Production build mode.
-FROM base AS preprod
+FROM base AS prod
 ## Set the working directory to `/opt/docusaurus`.
 WORKDIR /opt/docusaurus
 
-## This is in case someone needs to build the lock file 
-#RUN apt install python-is-python3 g++ make -y
-
-COPY docs/package.json /opt/docusaurus/package.json
-COPY docs/package-lock.json /opt/docusaurus/package-lock.json
-
-FROM preprod AS prod
-
-## Install dependencies with `--immutable` to ensure reproducibility.
-RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install 
-
-## Copy over the source code.
 COPY docs/ /opt/docusaurus/
 COPY packages/ /opt/packages/
 
 ## Required buy docusaurus [ERROR] Loading of version failed for version current
 COPY .git/ /opt/.git/
 
-# Build from sources
-RUN pnpm run build
+## Install dependencies with `--frozen-lockfile` to ensure reproducibility.
+RUN pnpm install --no-frozen-lockfile
+## Build the static site.
+RUN pnpm build
 
 # Stage 3a: Serve with `docusaurus serve`.
 FROM prod AS serve
 ## Expose the port that Docusaurus will run on.
 EXPOSE 3000
 ## Run the production server.
-CMD ["npm", "run", "serve", "--", "--host", "0.0.0.0", "--no-open"]
-
+CMD ["pnpm", "run", "serve", "--host", "0.0.0.0", "--no-open"]