feat: add configuration, CI workflow, and Dockerfile updates for Forgejo release sync

- Introduced `config.toml` to manage repository-specific settings.
- Added GitHub Actions workflow for scheduled and manual Forgejo release synchronization.
- Updated Dockerfile for Alpine AOT builds, customized Alpine mirrors, and improved dependency management.

Dockerfile

@@ -1,21 +1,28 @@
-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
+FROM mcr.hamdocker.ir/dotnet/sdk:10.0.403-alpine3.24-aot AS build
 ARG BUILD_CONFIGURATION=Release
 WORKDIR /src
 COPY ["ForgejoReleaseSync.csproj", "./"]
+
+RUN echo "https://mirror.mobinhost.com/alpine/v3.24/main" > /etc/apk/repositories && \
+    echo "https://mirror.mobinhost.com/alpine/v3.24/community" >> /etc/apk/repositories
+
+RUN apk add --no-cache clang zlib-dev
+
+RUN dotnet nuget remove source nuget.org && \
+    dotnet nuget add source https://repo.hmirror.ir/nuget --name hmirror
+
 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
+RUN dotnet publish "ForgejoReleaseSync.csproj" \
+    -r linux-musl-x64 \
+    -c $BUILD_CONFIGURATION \
+    -p:PublishAot=true \
+    -p:StripSymbols=true \
+    -p:InvariantGlobalization=true \
+    -o /app
 
-FROM base AS final
+FROM mcr.hamdocker.ir/dotnet/runtime-deps:10.0.14-alpine3.24
 WORKDIR /app
-COPY --from=publish /app/publish .
-ENTRYPOINT ["dotnet", "ForgejoReleaseSync.dll"]
+COPY --from=build /app .
+ENTRYPOINT ["/app/ForgejoReleaseSync"]