Update Dockerfile to use Alpine 3.22 and enforce frozen lockfile during yarn install

@@ -1,4 +1,4 @@FROM alpine:3.16FROM alpine:3.22RUN apk add --update --no-cache \      nodejs yarn

@@ -10,7 +10,7 @@ RUN addgroup -S -g 1000 app && \WORKDIR /appCOPY package.json yarn.lock /app/RUN yarn installRUN yarn install --frozen-lockfileCOPY . .