move to mono with scriptcs

Dockerfile

@@ -1,25 +1,22 @@
 FROM hexletbasics/base-image:latest
 
-ENV DOTNET_CLI_TELEMETRY_OPTOUT 1
+RUN apt-get update && apt-get install -yq mono-devel
 
-RUN wget https://packages.microsoft.com/config/ubuntu/16.04/packages-microsoft-prod.deb -O packages-microsoft-prod.deb && \
-    dpkg -i packages-microsoft-prod.deb && \
-    rm packages-microsoft-prod.deb
-RUN apt-get update && apt-get install -y dotnet-sdk-5.0
+ARG SCRIPCS_VERSION=0.17.1
 
-WORKDIR /exercises-csharp
-ENV PATH=/exercises-csharp/bin:$PATH
+RUN wget -q https://github.com/scriptcs/scriptcs/archive/refs/tags/v${SCRIPCS_VERSION}.tar.gz \
+    && tar -xzf v${SCRIPCS_VERSION}.tar.gz \
+    && rm v${SCRIPCS_VERSION}.tar.gz
 
-RUN dotnet tool install -g JetBrains.ReSharper.GlobalTools
-RUN dotnet tool install -g dotnet-script
+RUN cd scriptcs-${SCRIPCS_VERSION} && ./build.sh
+ENV PATH=/scriptcs-${SCRIPCS_VERSION}/artifacts/Release/bin:$PATH
 
-ENV PATH=/root/.dotnet/tools:$PATH
+RUN scriptcs -install PowerAssert 1.0.87
 
-COPY src/ src/
+WORKDIR /exercises-csharp
+ENV PATH=/exercises-csharp/bin:$PATH
 
-RUN dotnet script src/Warmup.csx
+COPY src src
 RUN ln -s /exercises-csharp/src /src
 
 COPY . .
-
-RUN make test

bin/test.sh

@@ -1 +1,3 @@
-dotnet script Test.csx 2>&1
+#!/bin/bash
+
+scriptcs Test.csx 2>&1

modules/10-basics/10-hello-world/Exercise.csx

@@ -1 +1 @@
-Console.WriteLine("Hello, World!");
+Console.WriteLine("Hello, World!");

src/Functions.csx

@@ -1,5 +1,13 @@
 class Functions
 {
-    public static double Random() => new Random().Next();
-    public static double RandomDouble() => new Random().NextDouble();
+    // public static double Random() => new Random().Next();
+    // public static double RandomDouble() => new Random().NextDouble();
+
+    public static double Random() {
+        return new Random().Next();
+    }
+
+    public static double RandomDouble() {
+        return new Random().NextDouble();
+    }
 }

src/Init.csx

@@ -1,2 +1,2 @@
-#r "/root/.nuget/packages/powerassert/1.0.87/lib/netstandard2.0/PowerAssert.dll"
+#r "/scriptcs_packages/PowerAssert.1.0.87/lib/netstandard2.0/PowerAssert.dll"
 #load "Functions.csx"