diff --git a/Dockerfile b/Dockerfile
index 9c66677..d970e04 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,12 @@
 FROM node:22-alpine AS builder
 
+# Change Alpine repo
+RUN sed -i 's|https://dl-cdn.alpinelinux.org/alpine|https://mirror.de.velop.ir/alpine|g' /etc/apk/repositories
+
+# Configure npm registry mirror (Liara)
+ENV NPM_CONFIG_REGISTRY=https://package-mirror.liara.ir/repository/npm/
+RUN npm config set registry https://package-mirror.liara.ir/repository/npm/
+
 # Install tzdata to support timezone settings
 RUN apk add --no-cache tzdata
 
@@ -7,13 +14,27 @@ RUN apk add --no-cache tzdata
 RUN cp /usr/share/zoneinfo/Asia/Tehran /etc/localtime && echo "Asia/Tehran" > /etc/timezone
 
 WORKDIR /build
+
+# Optional build-args (CapRover / docker build --build-arg). When unset, Vite reads .env from COPY.
+ARG VITE_BASE_URL
+ARG VITE_TOKEN_NAME
+ARG VITE_REFRESH_TOKEN_NAME
+
 COPY package*.json ./
 RUN npm ci --legacy-peer-deps
 COPY . ./
-RUN npm run build
+RUN set -e; \
+  env_args=""; \
+  [ -n "$VITE_BASE_URL" ] && env_args="$env_args VITE_BASE_URL=$VITE_BASE_URL"; \
+  [ -n "$VITE_TOKEN_NAME" ] && env_args="$env_args VITE_TOKEN_NAME=$VITE_TOKEN_NAME"; \
+  [ -n "$VITE_REFRESH_TOKEN_NAME" ] && env_args="$env_args VITE_REFRESH_TOKEN_NAME=$VITE_REFRESH_TOKEN_NAME"; \
+  eval "env$env_args npm run build"
 
 FROM nginx:stable-alpine AS production-stage
 
+# Change Alpine repo
+RUN sed -i 's|https://dl-cdn.alpinelinux.org/alpine|https://mirror.de.velop.ir/alpine|g' /etc/apk/repositories
+
 COPY --from=builder /build/dist /usr/share/nginx/html
 
 COPY --from=builder /build/nginx.con[f] /etc/nginx/conf.d/default.conf