Update base images (#1024)

update alpine base image to current stable
and cross-build with golang v1.18

.woodpecker/docker.yml

@@ -19,7 +19,7 @@ pipeline:
       - yarn build
 
   cross-compile-server:
-    image: techknowlogick/xgo:go-1.17.x
+    image: techknowlogick/xgo:go-1.18.x
     commands:
       - apt update
       - apt install -y tree

docker/Dockerfile.agent.alpine.multiarch

@@ -7,7 +7,7 @@ RUN --mount=type=cache,target=/root/.cache/go-build \
     --mount=type=cache,target=/go/pkg \
     make build-agent
 
-FROM alpine:3.14
+FROM alpine:3.16
 RUN apk add -U --no-cache ca-certificates
 ENV GODEBUG=netdns=go
 EXPOSE 3000

docker/Dockerfile.cli.alpine.multiarch

@@ -7,7 +7,7 @@ RUN --mount=type=cache,target=/root/.cache/go-build \
     --mount=type=cache,target=/go/pkg \
     make build-cli
 
-FROM alpine:3.14
+FROM alpine:3.16
 RUN apk add -U --no-cache ca-certificates
 ENV GODEBUG=netdns=go
 

docker/Dockerfile.server.alpine.multiarch

@@ -1,4 +1,5 @@
-FROM alpine:3.14
+FROM alpine:3.16
+
 ARG TARGETOS TARGETARCH
 RUN apk add -U --no-cache ca-certificates
 ENV GODEBUG=netdns=go