[CONFIG] [Docker] building process re-organized.

[StackOverflow] A fatal error was encountered. The library 'libhostpolicy.so' required:
https://stackoverflow.com/a/59185091/6366150

Author: Gonzalo Diaz

Dockerfile

@@ -4,68 +4,107 @@ FROM mcr.microsoft.com/dotnet/sdk:8.0.302-alpine3.19-amd64 AS base
 ENV WORKDIR=/app
 WORKDIR ${WORKDIR}
 
+RUN apk add --update --no-cache make
+
 ###############################################################################
 FROM base AS lint
 
 ENV WORKDIR=/app
 WORKDIR ${WORKDIR}
 
-COPY ./docs ${WORKDIR}/docs
 RUN apk add --update --no-cache make nodejs npm
 RUN apk add --update --no-cache yamllint
 
 RUN npm install -g --ignore-scripts markdownlint-cli
 
-###############################################################################
-FROM base AS development
+# [!TIP] Use a bind-mount to "/app" to override following "copys"
+# for lint and test against "current" sources in this stage
 
-RUN apk add --update --no-cache make
+# YAML sources
+COPY ./.github ${WORKDIR}/
+COPY ./compose.yaml ${WORKDIR}/
+
+# Markdown sources
+COPY ./docs ${WORKDIR}/
+COPY ./README.md ${WORKDIR}/
+COPY ./LICENSE.md ${WORKDIR}/
+COPY ./CODE_OF_CONDUCT.md ${WORKDIR}/
+
+# Code source
+COPY ./algorithm-exercises-csharp ${WORKDIR}/algorithm-exercises-csharp
+COPY ./algorithm-exercises-csharp-test ${WORKDIR}/algorithm-exercises-csharp-test
+COPY ./algorithm-exercises-csharp.sln ${WORKDIR}/algorithm-exercises-csharp.sln
+COPY ./Makefile ${WORKDIR}/
+
+# code linting conf
+COPY ./.editorconfig ${WORKDIR}/
+
+# markdownlint conf
+COPY ./.markdownlint.yaml ${WORKDIR}/
+
+# yamllint conf
+COPY ./.yamllint ${WORKDIR}/
+COPY ./.yamlignore ${WORKDIR}/
 
 ###############################################################################
-FROM development AS builder
+FROM base AS development
 
 COPY ./algorithm-exercises-csharp ${WORKDIR}/algorithm-exercises-csharp
+COPY ./algorithm-exercises-csharp-test ${WORKDIR}/algorithm-exercises-csharp-test
 COPY ./algorithm-exercises-csharp.sln ${WORKDIR}/algorithm-exercises-csharp.sln
 COPY ./Makefile ${WORKDIR}/
+
+RUN make build
+RUN ls -alh
+
+# CMD []
+###############################################################################
+FROM development AS builder
+
+RUN dotnet publish --self-contained --runtime linux-musl-x64
 RUN ls -alh
 
+CMD ["ls", "-alh"]
+
 ###############################################################################
 ### In testing stage, can't use USER, due permissions issue
 ## in github actions environment:
 ##
 ## https://docs.github.com/en/actions/creating-actions/dockerfile-support-for-github-actions
 ##
-FROM builder AS testing
+FROM development AS testing
 
 ENV LOG_LEVEL=INFO
 ENV BRUTEFORCE=false
 
 WORKDIR /app
 
-COPY ./algorithm-exercises-csharp-test ${WORKDIR}/algorithm-exercises-csharp-test
 RUN ls -alh
 
-CMD ["dotnet", "test"]
+CMD ["make", "test"]
 
 ###############################################################################
 ### In production stage
 ## in the production phase, "good practices" such as
-## WORKSPACE and USER are maintained
+## WORKDIR and USER are maintained
 ##
-FROM builder AS production
+FROM mcr.microsoft.com/dotnet/runtime:8.0.3-alpine3.19-amd64 AS production
 
-ENV LOG_LEVEL=INFO
+ENV LOG_LEVEL=info
 ENV BRUTEFORCE=false
+ENV WORKDIR=/app
+WORKDIR ${WORKDIR}
 
 RUN adduser -D worker
 RUN mkdir -p /app
 RUN chown worker:worker /app
 
-WORKDIR /app
+RUN apk add --update --no-cache make
+COPY ./Makefile ${WORKDIR}/
+COPY --from=builder /app/algorithm-exercises-csharp/bin/Release/net8.0/algorithm-exercises-csharp.dll ${WORKDIR}/
+COPY --from=builder /app/algorithm-exercises-csharp/bin/Release/net8.0/algorithm-exercises-csharp.runtimeconfig.json ${WORKDIR}/
 
-COPY ./.pylintrc ${WORKDIR}/
-COPY ./.coveragerc ${WORKDIR}/
 RUN ls -alh
 
 USER worker
-CMD ["make", "test", "-e", "{DEBUG}"]
+CMD ["make", "run"]

Makefile

@@ -87,6 +87,9 @@ format:
 build: env dependencies
 	${PACKAGE_TOOL} build --verbosity ${VERBOSITY_LEVEL}
 
+release: dependencies
+	${PACKAGE_TOOL} publish --verbosity ${VERBOSITY_LEVEL}
+
 test: build
 	${PACKAGE_TOOL} test --verbosity ${VERBOSITY_LEVEL} --collect:"Code Coverage"
 
@@ -119,10 +122,12 @@ clean:
 compose/build: env
 	docker-compose --profile lint build
 	docker-compose --profile testing build
+	docker-compose --profile production build
 
 compose/rebuild: env
 	docker-compose --profile lint build --no-cache
 	docker-compose --profile testing build --no-cache
+	docker-compose --profile production build --no-cache
 
 compose/lint/markdown: compose/build
 	docker-compose --profile lint run --rm algorithm-exercises-csharp-lint make lint/markdown
@@ -134,11 +139,17 @@ compose/test/styling: compose/build
 	docker-compose --profile lint run --rm algorithm-exercises-csharp-lint make test/styling
 
 compose/test/static: compose/build
-	docker-compose --profile testing run --rm algorithm-exercises-csharp make test/static
+	docker-compose --profile lint run --rm algorithm-exercises-csharp-lint make test/static
 
 compose/lint: compose/lint/markdown compose/lint/yaml compose/test/styling compose/test/static
 
+compose/test: compose/build
+	docker-compose --profile testing run --rm algorithm-exercises-csharp-test make test
+
 compose/run: compose/build
-	docker-compose --profile testing run --rm algorithm-exercises-csharp make test
+	docker-compose --profile production run --rm algorithm-exercises-csharp make run
 
 all: lint coverage
+
+run:
+	ls -alh

algorithm-exercises-csharp/algorithm-exercises-csharp.csproj

@@ -6,6 +6,8 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
+    <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
+
     <!-- Static Analysis -->
     <EnableNETAnalyzers>true</EnableNETAnalyzers>
     <EnforceCodeStyleInBuild>true</EnforceCodeStyleInBuild>

compose.yaml

@@ -1,7 +1,7 @@
 ---
 services:
-  algorithm-exercises-csharp:
-    image: algorithm-exercises-csharp:latest
+  algorithm-exercises-csharp-test:
+    image: algorithm-exercises-csharp:test
     build:
       context: .
       target: testing
@@ -18,8 +18,8 @@ services:
       context: .
       target: lint
     # environment:
-    #    LOG_LEVEL: ${LOG_LEVEL:-info} ## (1) ## info | debug
-    #    BRUTEFORCE: ${BRUTEFORCE:-false} ## (1) ## true | false
+    #   LOG_LEVEL: ${LOG_LEVEL:-info} ## (1) ## info | debug
+    #   BRUTEFORCE: ${BRUTEFORCE:-false} ## (1) ## true | false
     volumes:
       - ./:/app
     profiles: ["lint"]
@@ -35,6 +35,19 @@ services:
     volumes:
       - ./:/app
     profiles: ["development"]
+
+  algorithm-exercises-csharp:
+    image: algorithm-exercises-csharp:latest
+    build:
+      context: .
+      target: production
+    environment:
+      LOG_LEVEL: ${LOG_LEVEL:-INFO}
+      BRUTEFORCE: ${BRUTEFORCE:-false} ## (1) ## true | false
+    # volumes:
+    #   - ./:/app
+    profiles: ["production"]
+
 ## REFERENCES:
 ## (1) Passing Environment variable with fallback value:
 ##    https://stackoverflow.com/a/70772707/6366150