Bu9ild path fixes

DiunaBI.API/Dockerfile

@@ -1,7 +1,7 @@
 
 # Stage 1: Build
 FROM mcr.microsoft.com/dotnet/sdk:10.0 AS build
-WORKDIR /src/Backend
+WORKDIR /
 
 # Copy solution and all project files for restore
 COPY DiunaBI.sln ./
@@ -18,16 +18,16 @@ RUN dotnet restore DiunaBI.API/DiunaBI.API.csproj
 COPY . .
 
 # Build plugin first
-WORKDIR /src/Backend/DiunaBI.Plugins.Morska
+WORKDIR /DiunaBI.Plugins.Morska
 RUN dotnet build -c Release
 
 # Build and publish API
-WORKDIR /src/Backend/DiunaBI.API
+WORKDIR /DiunaBI.API
 RUN dotnet publish -c Release -o /app/publish --no-restore
 
 # Copy plugin DLL to publish output
 RUN mkdir -p /app/publish/Plugins && \
-    cp /src/Backend/DiunaBI.Plugins.Morska/bin/Release/net10.0/DiunaBI.Plugins.Morska.dll /app/publish/Plugins/
+    cp /DiunaBI.Plugins.Morska/bin/Release/net10.0/DiunaBI.Plugins.Morska.dll /app/publish/Plugins/
 
 # Stage 2: Runtime
 FROM mcr.microsoft.com/dotnet/aspnet:10.0 AS runtime