Initial commit: Nexus Mission Control Platform

- ASP.NET Core 10 Backend (JWT Auth, Agent config API)
- Vue 3 Frontend (Dashboard, Team, Agents, Config Editor)
- PostgreSQL Database
- Docker Compose setup
- Mission Control Dashboard redesign

backend/Dockerfile

@@ -0,0 +1,13 @@
+FROM mcr.microsoft.com/dotnet/sdk:10.0-alpine AS build
+WORKDIR /src
+COPY Nexus.Api.csproj .
+RUN dotnet restore
+COPY . .
+RUN dotnet publish -c Release -o /app/publish
+
+FROM mcr.microsoft.com/dotnet/aspnet:10.0-alpine
+WORKDIR /app
+COPY --from=build /app/publish .
+USER $APP_UID
+EXPOSE 8080
+ENTRYPOINT ["dotnet", "Nexus.Api.dll"]