Committing work for creating docker images of Web and API apps

Outstanding work include:
- Adding CI/CD workflow compatible with Woodpecker CI
- Figure out how to load runtime environment variables onto the API docker build process

API/YABA.API/Dockerfile

@@ -1,11 +1,20 @@
 #See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
 
-FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:6.0-alpine AS base
 WORKDIR /app
 EXPOSE 80
-# EXPOSE 443 # SSL termination expected
+EXPOSE 443
 
-FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+# Set environment variables
+ENV ASPNETCORE_Environment=Development
+ENV ASPNETCORE_Authentication__Auth0__ClientId=
+ENV ASPNETCORE_Authentication__Auth0__ClientSecret=
+ENV ASPNETCORE_Authentication__Auth0__Domain=
+ENV ASPNETCORE_Authentication__Auth0__Identifier=
+ENV ASPNETCORE_ConnectionStrings__YABAReadOnlyDbConnectionString=
+ENV ASPNETCORE_ConnectionStrings__YABAReadWriteDbConnectionString=
+
+FROM mcr.microsoft.com/dotnet/sdk:6.0-alpine AS build
 WORKDIR /src
 COPY ["YABA.API/YABA.API.csproj", "YABA.API/"]
 COPY ["YABA.Common/YABA.Common.csproj", "YABA.Common/"]

API/YABA.API/Program.cs

@@ -16,6 +16,8 @@ using Serilog;
 using Microsoft.AspNetCore.HttpOverrides;
 
 var builder = WebApplication.CreateBuilder(args);
+builder.Configuration.AddEnvironmentVariables();
+
 var configuration = builder.Configuration;
 
 // Add services to the container.