fix docker file, update background

Dockerfile

@@ -1,13 +1,18 @@
-FROM node:lts AS base
+FROM node:20-slim AS base
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN corepack enable
 WORKDIR /app
 
 # By copying only the package.json and package-lock.json here, we ensure that the following `-deps` steps are independent of the source code.
 # Therefore, the `-deps` steps will be skipped if only the source code changes.
 COPY package.json pnpm-lock.yaml ./
 
-RUN corepack enable
+
 WORKDIR /app
 COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile
+
 
 
 FROM base AS prod-deps

pnpm-lock.yaml

@@ -2205,8 +2205,8 @@ packages:
       typescript:
         optional: true
 
-  tslib@2.6.2:
-    resolution: {integrity: sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==}
+  tslib@2.6.3:
+    resolution: {integrity: sha512-xNvxJEOUiWPGhUuUdQgAJPKOOJfGnIyKySOc09XkKsgdUV/3E2zvwZYdejjmRgPCgcym1juLH3226yA7sEFJKQ==}
 
   type-fest@2.19.0:
     resolution: {integrity: sha512-RAH822pAdBgcNMAfWnCBU3CFZcfZ/i1eZjwFU/dsLKumyuuP3niueg2UAukXYF0E2AAoc82ZSSf9J0WQBinzHA==}
@@ -2904,7 +2904,7 @@ snapshots:
 
   '@emnapi/runtime@1.2.0':
     dependencies:
-      tslib: 2.6.2
+      tslib: 2.6.3
     optional: true
 
   '@esbuild/aix-ppc64@0.21.5':
@@ -4902,7 +4902,7 @@ snapshots:
     optionalDependencies:
       typescript: 5.4.5
 
-  tslib@2.6.2:
+  tslib@2.6.3:
     optional: true
 
   type-fest@2.19.0: {}