Build time optimizations

Signed-off-by: Mr. Rubber Ducky (Simon) <[email protected]>

Caddy.Dockerfile

@@ -1,18 +1,20 @@
+MAINTAINER MrRubberDucky <[email protected]>
+
 # =============================================================================
 # 1. ALPINE BUILDER STAGE
 # =============================================================================
 
-ARG ALPINE_VERSION=latest
+ARG ALPINE_VERSION=3.19.0
 
-FROM docker.io/library/alpine:${ALPINE_VERSION} AS alpine-builder
+FROM docker.io/library/${ARCH}/alpine:${ALPINE_VERSION} AS alpine-builder
 WORKDIR /app
 
 # For clean-up, each stage is labeled
 LABEL stage=alpine-builder
 
-ARG ALPINE_VERSION=latest   \
-    CADDY_VERSION=latest    \
-    BUILD_VERSION=0.1.0     \
+ARG ALPINE_VERSION=3.19.0   \
+    CADDY_VERSION=2.7.6     \
+    BUILD_VERSION=0.10      \
     SHELL=/bin/bash         \
     GOPATH=/app/go          \
     USER=caddy              \
@@ -28,16 +30,20 @@ COPY --chmod=0755 scripts/array-helper.sh /app/helper/array-helper.sh
 COPY templates/templatebuild.bashrc /app/temp.bashrc
 COPY templates/template.MODULES /app/helper/.MODULES
 
-RUN echo "Installing dependencies"  \
-    && apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/community \
-        bash                        \
-        git                         \
-        envsubst                    \
-    && apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
-        xcaddy                      \
-        ca-certificates             \
+RUN echo "Installing dependencies" \
+    && apk add --no-cache --virtual build_community --repository=http://dl-cdn.alpinelinux.org/alpine/edge/community \
+        bash            \
+        git             \
+        envsubst        \
+    && apk add --no-cache --virtual build_testing --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
+        xcaddy          \
+        ca-certificates \
     && envsubst < /app/temp.bashrc > /app/.bashrc   \
-    && /bin/bash -c /app/helper/array-helper.sh
+    && /bin/bash -c /app/helper/array-helper.sh     \
+    && apk del --rdepends   \
+        build_community     \
+        build_testing       \
+    && rm -rf /app
 
 # =============================================================================
 # 2. ALPINE BASE STAGE
@@ -48,9 +54,9 @@ WORKDIR /app
 
 LABEL stage=qor-caddy
 
-ARG ALPINE_VERSION=latest   \
-    CADDY_VERSION=latest    \
-    BUILD_VERSION=0.1.0     \
+ARG ALPINE_VERSION=3.19.0   \
+    CADDY_VERSION=2.7.6     \
+    BUILD_VERSION=0.10      \
     SHELL=/bin/bash         \
     GOPATH=/app/go          \
     USER=caddy              \
@@ -72,6 +78,7 @@ EXPOSE 2019
 RUN echo "Installing dependencies, setting up users etc." \
     && apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/community \
         bash                \
+    && apk add --no-cache --virtual env_set --repository=http://dl-cdn.alpinelinux.org/alpine/edge/community \
         envsubst            \
     && apk add --no-cache --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing \
         ca-certificates     \
@@ -87,10 +94,11 @@ RUN echo "Installing dependencies, setting up users etc." \
         --disabled-password \
         "$USER"             \
     && adduser \
-        "$USER"             \ 
+        "$USER"             \
         netdev              \
     && chown -R "$USER":"$GROUP" /srv /app              \
     && envsubst < /app/template.bashrc > /app/.bashrc   \
-    && rm /bin/ash /app/template.bashrc
+    && rm /bin/ash /app/template.bashrc                 \
+    && apk del --rdepends envsubst                      \
 
 ENTRYPOINT /app/scripts/docker-entrypoint.sh