Added KRB5 & GSSAPI libraries to docker files

src/LiteCharmsSecurity.Admin.Api/Dockerfile

@@ -9,6 +9,8 @@ WORKDIR /app_source
 
 COPY . .
 
+RUN apt-get update && apt-get install -y libgssapi-krb5-2 && rm -rf /var/lib/apt/lists/*
+
 RUN dotnet restore "LiteCharmsSecurity.AdminUI.sln"
 
 WORKDIR "/app_source/src/LiteCharmsSecurity.Admin.Api"

src/LiteCharmsSecurity.Admin/Dockerfile

@@ -16,6 +16,8 @@ COPY --from=node /usr/local/lib/node_modules /usr/local/lib/node_modules
 RUN ln -s /usr/local/lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm \
     && npm install -g npm@latest
 
+RUN apt-get update && apt-get install -y libgssapi-krb5-2 && rm -rf /var/lib/apt/lists/*
+
 COPY . .
 
 RUN dotnet restore "LiteCharmsSecurity.AdminUI.sln"

src/LiteCharmsSecurity.STS.Identity/Dockerfile

@@ -9,6 +9,8 @@ WORKDIR /app_source
 
 COPY . .
 
+RUN apt-get update && apt-get install -y libgssapi-krb5-2 && rm -rf /var/lib/apt/lists/*
+
 RUN dotnet restore "LiteCharmsSecurity.AdminUI.sln"
 
 WORKDIR "/app_source/src/LiteCharmsSecurity.STS.Identity"