more docker publishing tweaks

Author: KodrAus

dockerfiles/seqcli/linux-arm64.Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=linux/arm/v8 ubuntu:22.04
+FROM ubuntu:22.04
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

dockerfiles/seqcli/linux-x64.Dockerfile

@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 ubuntu:22.04
+FROM ubuntu:22.04
 
 RUN apt-get update \
     && apt-get install -y --no-install-recommends \

src/SeqCli/SeqCli.csproj

@@ -5,6 +5,8 @@
     <AssemblyName>seqcli</AssemblyName>
     <ApplicationIcon>..\..\asset\SeqCli.ico</ApplicationIcon>
     <RuntimeIdentifiers>win-x64;linux-x64;linux-musl-x64;osx-x64;linux-arm64;linux-musl-arm64;osx-arm64</RuntimeIdentifiers>
+    <PublishSingleFile>true</PublishSingleFile>
+    <SelfContained>true</SelfContained>
     <GenerateAssemblyInformationalVersionAttribute>True</GenerateAssemblyInformationalVersionAttribute>
     <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
     <TreatSpecificWarningsAsErrors />

src/SeqCli/Util/Content.cs

@@ -1,12 +1,13 @@
-using System.IO;
+using System;
+using System.IO;
 
 namespace SeqCli.Util;
 
 static class Content
 {
     public static string GetPath(string relativePath)
     {
-        var thisDir = Path.GetDirectoryName(Path.GetFullPath(typeof(Content).Assembly.Location)) ?? ".";
+        var thisDir = Path.GetDirectoryName(Path.GetFullPath(AppContext.BaseDirectory)) ?? ".";
         return Path.Combine(thisDir, relativePath);
     }
 }