Fix docker build for zookeeper

Dockerfile

@@ -1,9 +1,28 @@
+# DEP STAGE
+FROM node:18-alpine as deps
+
+WORKDIR /app
+
+# We need build tools if we need to build packages
+RUN apk add --no-cache python3 make g++
+
+# Fetch and install runtime dependencies
+COPY package.json yarn.lock ./
+RUN yarn install --production
+
+###########################################
+
 # BUILD STAGE
 FROM node:18-alpine as build
 
 WORKDIR /app
 
-# Fetch dependencies
+# We need build tools if we need to build packages
+RUN apk add --no-cache python3 make g++
+
+# Fetch runtime dependencies from deps stage
+COPY --from=deps /app/node_modules ./node_modules
+# Then install dev dependencies on top of that
 COPY package.json yarn.lock ./
 RUN yarn install
 
@@ -13,6 +32,8 @@ COPY . ./
 # Build application
 RUN yarn build
 
+###########################################
+
 # RUN STAGE
 FROM node:18-alpine as run
 
@@ -27,13 +48,12 @@ ENV DISCORD_GENERAL_LOGGING_ENABLED=false
 ENV DISCORD_REGISTER_COMMANDS=true
 ENV DISCORD_REGISTER_COMMANDS_AS_GLOBAL=true
 
+# Fetch runtime dependencies from deps stage
+COPY --from=deps /app/node_modules ./node_modules
+
 # Copy build source
 COPY --from=build /app/built ./built
 
-# Fetch runtime dependencies
-COPY package.json yarn.lock ./
-RUN yarn install --production
-
 # Default ENV arguments for application
 ENV REACTION_HANDLING_DISABLED=false
 ENV GRAPHQL_DEBUG=false