fix: clean build after restore

* this fixes occasional situation when NuGets have not been restored yet
  but the clean build already running required them, which resulted a
  failed build

.drone.yml

@@ -19,8 +19,8 @@ steps:
   pull: always
   image: mcr.microsoft.com/dotnet/core/sdk:2.1-alpine
   commands:
-    - dotnet clean
     - dotnet restore
+    - dotnet clean
     - dotnet publish -c Release
 
 - name: docker-release-build

Dockerfile

@@ -3,8 +3,8 @@ FROM mcr.microsoft.com/dotnet/core/sdk:2.1-alpine
 COPY . /src
 WORKDIR /src
 RUN dotnet --version && dotnet --info
-RUN dotnet clean
 RUN dotnet restore
+RUN dotnet clean
 RUN dotnet build -c Release
 
 FROM mcr.microsoft.com/dotnet/aspnet:2.1

Dockerfile.dev

@@ -4,8 +4,8 @@ COPY . /src
 WORKDIR /src
 
 RUN dotnet --version && dotnet --info
-RUN dotnet clean
 RUN dotnet restore
+RUN dotnet clean
 
 RUN dotnet build -c Debug
 

Makefile

@@ -20,7 +20,7 @@ build:
 run:
 	$(CC) run .
 
-releasebuild: clean restore
+releasebuild: restore clean
 	$(CC) publish -c Release
 
 dockerbuild: