Add offline Workstation payload foundation

autoinstall/offline/payload.env

@@ -0,0 +1,8 @@
+# Offline Server Starter release inputs. Mutable tags are resolved to immutable
+# image digests in the generated provenance file at bundle-build time.
+OFFLINE_SCHEMA="cezen.offline_payload.v1"
+OFFLINE_TIER="workstation"
+UBUNTU_RELEASE="22.04.5"
+MINICONDA_URL="https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh"
+OLLAMA_MODELS="phi3:mini nomic-embed-text"
+VLLM_MODEL="microsoft/Phi-3-mini-4k-instruct"