feat: load application and repository configuration from env and TOML

.dockerignore

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+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/.idea
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md

.gitignore

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+bin/
+obj/
+/packages/
+riderModule.iml
+/_ReSharper.Caches/
+
+.env
+config.toml

.idea/.idea.ForgejoReleaseSync/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Rider ignored files
+/modules.xml
+/contentModel.xml
+/projectSettingsUpdater.xml
+/.idea.ForgejoReleaseSync.iml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

.idea/.idea.ForgejoReleaseSync/.idea/encodings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" addBOMForNewFiles="with BOM under Windows, with no BOM otherwise" />
+</project>

.idea/.idea.ForgejoReleaseSync/.idea/indexLayout.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>

.idea/.idea.ForgejoReleaseSync/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="TimeTrackingManager">
+    <option name="totallyTimeSpent" value="248000" />
+  </component>
+</project>

.idea/.idea.ForgejoReleaseSync/.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

Dockerfile

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+FROM mcr.microsoft.com/dotnet/runtime:10.0 AS base
+USER $APP_UID
+WORKDIR /app
+
+FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
+ARG BUILD_CONFIGURATION=Release
+WORKDIR /src
+COPY ["ForgejoReleaseSync.csproj", "./"]
+RUN dotnet restore "ForgejoReleaseSync.csproj"
+COPY . .
+WORKDIR "/src/"
+RUN dotnet build "./ForgejoReleaseSync.csproj" -c $BUILD_CONFIGURATION -o /app/build
+
+FROM build AS publish
+ARG BUILD_CONFIGURATION=Release
+RUN dotnet publish "./ForgejoReleaseSync.csproj" -c $BUILD_CONFIGURATION -o /app/publish /p:UseAppHost=false
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "ForgejoReleaseSync.dll"]

ForgejoReleaseSync.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <OutputType>Exe</OutputType>
+        <TargetFramework>net10.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <PublishAot>true</PublishAot>
+        <InvariantGlobalization>true</InvariantGlobalization>
+        <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <PackageReference Include="DotNetEnv" Version="3.2.0" />
+      <PackageReference Include="Microsoft.Extensions.Hosting" Version="10.0.14" />
+      <PackageReference Include="RStein.TOML" Version="1.0.0" />
+    </ItemGroup>
+
+</Project>

ForgejoReleaseSync.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ForgejoReleaseSync", "ForgejoReleaseSync.csproj", "{268E3A9E-52D0-4B81-A677-277555C6D1F8}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{0E6F637D-3E7A-4DD3-8B01-1C7BFB36586A}"
+	ProjectSection(SolutionItems) = preProject
+		compose.yaml = compose.yaml
+	EndProjectSection
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{268E3A9E-52D0-4B81-A677-277555C6D1F8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{268E3A9E-52D0-4B81-A677-277555C6D1F8}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{268E3A9E-52D0-4B81-A677-277555C6D1F8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{268E3A9E-52D0-4B81-A677-277555C6D1F8}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

Program.cs

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+using ForgejoReleaseSync.Services;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+
+var builder = Host.CreateApplicationBuilder(args);
+
+var config = AppConfigLoader.LoadConfigFromEnv();
+builder.Services.AddSingleton(config);
+
+var repositoryConfig = await RepoConfigLoader.LoadConfigAsync(
+    config.RepositoryConfigFilePath);
+builder.Services.AddSingleton(repositoryConfig);
+
+var app = builder.Build();
+await app.RunAsync();

Services/AppConfig.cs

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+using DotNetEnv;
+
+namespace ForgejoReleaseSync.Services;
+
+public class AppConfig
+{
+    public required string ForgejoInstacne { get; set; }
+    public required string ForgejoToken { get; set; }
+    public required ushort SyncConcurrency { get; set; }
+    public required string RepositoryConfigFilePath  { get; set; }
+}
+
+
+public static class AppConfigLoader
+{
+    public static AppConfig LoadConfigFromEnv()
+    {
+        Env.Load();
+
+        var forgejoInstance = Environment.GetEnvironmentVariable("FORGEJO_INSTANCE");
+        var forgejoToken = Environment.GetEnvironmentVariable("FORGEJO_TOKEN");
+        var syncConcurrency = Environment.GetEnvironmentVariable("SYNC_CONCURRENCY");
+        var repoConfigFilePath = Environment.GetEnvironmentVariable("REPO_CONFIG_FILE");
+
+        if (string.IsNullOrEmpty(forgejoInstance))
+            throw new Exception("FORGEJO_INSTANCE environment variable is required");
+        if (!string.IsNullOrEmpty(forgejoToken) && forgejoInstance.EndsWith('/'))
+            forgejoInstance = forgejoInstance[..^1];
+
+        if (string.IsNullOrEmpty(forgejoToken))
+            throw new Exception("FORGEJO_TOKEN environment variable is required");
+
+        ushort syncConcurrencyParsed = 3;
+        if (!string.IsNullOrEmpty(syncConcurrency))
+            ushort.TryParse(syncConcurrency, out syncConcurrencyParsed);
+        if (syncConcurrencyParsed > 10)
+            throw new ArgumentOutOfRangeException(nameof(syncConcurrencyParsed),
+                "Sync concurrency cannot be greater than 10");
+        
+        if (string.IsNullOrEmpty(repoConfigFilePath))
+            throw new Exception("REPO_CONFIG_FILE environment variable is required");        
+
+
+        return new AppConfig
+        {
+            ForgejoInstacne =  forgejoInstance,
+            ForgejoToken = forgejoToken,
+            SyncConcurrency = syncConcurrencyParsed,
+            RepositoryConfigFilePath =  repoConfigFilePath
+        };
+    }
+}

Services/ForgejoService.cs

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+namespace ForgejoReleaseSync.Services;
+
+public class ForgejoService
+{
+    
+}

Services/GithubService.cs

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+namespace ForgejoReleaseSync.Services;
+
+public class GithubService
+{
+    
+}

Services/RepositoryConfig.cs

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+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using RStein.TOML;
+
+namespace ForgejoReleaseSync.Services;
+
+public class RepositoryConfig
+{
+    public List<RepoSyncConfig> Repositories { get; set; } = [];
+}
+
+public class RepoSyncConfig
+{
+    public required string Name { get; set; }
+    public required string GithubUrl { get; set; }
+    public required string ForgejoUrl { get; set; }
+    public required string IncludeRegex { get; set; }
+    public required string ExcludeRegex { get; set; }
+}
+
+public abstract class RepoConfigLoader()
+{
+    public static async Task<RepositoryConfig> LoadConfigAsync(string configPath,CancellationToken token = default)
+    {
+        try
+        {
+            var toml = await File.ReadAllTextAsync(configPath, token);
+
+            var tables = await TomlSerializer.DeserializeAsync(toml, token);
+
+            var result = new RepositoryConfig();
+        
+            foreach (var table in tables)
+            {
+                if (table.Value is not TomlArray tableValues)
+                    continue;
+
+                foreach (var content in tableValues)
+                {
+                    if (content is not TomlTable fields)
+                        continue;
+                
+                    result.Repositories.Add(new RepoSyncConfig
+                    {
+                        Name = table.Key.ToString(),
+                        GithubUrl = GetRequiredString(fields, "GithubUrl"),
+                        ForgejoUrl = GetRequiredString(fields, "ForgejoUrl"),
+                        IncludeRegex = GetRequiredString(fields, "IncludeRegex"),
+                        ExcludeRegex = GetRequiredString(fields, "ExcludeRegex")
+                    });
+                }
+            }
+            return result;
+        }
+        catch (Exception e)
+        {
+            throw new InvalidDataException("Failed to load configuration file", e);
+        }
+        
+    }
+    
+    private static string GetRequiredString(
+        TomlTable table,
+        string key)
+    {
+        return (string?)table[key]
+               ?? throw new InvalidDataException(
+                   $"Missing required configuration property: {key}");
+    }
+}

compose.yaml

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+services:
+  forgejoreleasesync:
+    image: forgejoreleasesync
+    build:
+      context: .
+      dockerfile: Dockerfile
+

config.example.toml

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+[[repo1]]
+GithubUrl = "https://github.com/owner/repo1"
+ForgejoUrl = "https://forgejo.example.com/owner/repo1"
+IncludeRegex = ".*"
+ExcludeRegex = "^$"
+
+[[repo2]]
+GithubUrl = "https://github.com/owner/repo2"
+ForgejoUrl = "https://forgejo.example.com/owner/repo2"
+IncludeRegex = "^v.*"
+ExcludeRegex = ".*-beta.*"