feat: improve containerfile

Signed-off-by: Noa Virellia <noa@requiem.garden>

.dockerignore

@@ -0,0 +1,9 @@
+README.md
+build
+dist
+node_modules
+LICENSE
+package-lock.json
+.git
+.DS_Store
+.env

Containerfile

@@ -1,16 +1,28 @@
-FROM docker.io/node:22-alpine AS client-cms-build
-RUN apk add just
-RUN npm install -g corepack && \
-    corepack enable
+FROM docker.io/node:22-alpine AS builder
+
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+ENV CI=true
+
+# Enable corepack
+RUN corepack enable
+
 WORKDIR /app
+
+# Install dependencies with caching
+COPY package.json pnpm-lock.yaml ./
+RUN --mount=type=cache,id=pnpm,target=/pnpm/store \
+    pnpm install --frozen-lockfile
+
+# Build application
+COPY . .
 ARG VITE_APP_BASE_URL
 ENV VITE_APP_BASE_URL=$VITE_APP_BASE_URL
-COPY . .
-RUN pnpm install
-RUN pnpm run build --outDir /app/dist
+RUN pnpm run build
 
+# Production stage
 FROM docker.io/caddy:2-alpine
 COPY Caddyfile /etc/caddy/Caddyfile
-COPY --from=client-cms-build /app/dist /srv
+COPY --from=builder /app/dist /srv
 EXPOSE 3000
 ENTRYPOINT ["caddy", "run", "--config", "/etc/caddy/Caddyfile", "--adapter", "caddyfile"]