🔪🐛 Fixed pnpm in Dockerfile, moved config to src

Dockerfile

@@ -1,8 +1,14 @@
 FROM node:22-slim
 LABEL authors="Martin Berg Alstad"
 
-COPY . .
+COPY . ./app
+WORKDIR ./app
 
-RUN --mount=type=cache,id=npm,target=/store npm install --omit=dev --frozen-lockfile
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN corepack enable pnpm
+RUN corepack prepare pnpm@9.15.3 --activate
+RUN npm i -g corepack@latest
+RUN --mount=type=cache,id=pnpm,target=/pnpm/store pnpm install --prod --recursive --frozen-lockfile
 
-ENTRYPOINT ["npm", "run", "start-prod"]
+ENTRYPOINT ["pnpm", "start-prod"]