diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 873d1d7ad2..74d8a5493d 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -9,9 +9,15 @@ name: Nightly
 # Controls when the action will run. Triggers the workflow on push or pull request
 # events but only for the main branch
 on:
-  schedule:
-    # Let's run after the fresh docker rebuild job (main.yml).
-    - cron: "0 2 * * *"
+#  schedule:
+#    # Let's run after the fresh docker rebuild job (main.yml).
+#    - cron: "0 2 * * *"
+  workflow_dispatch:
+    inputs:
+      tags:
+        description: 'Manual Nightly Run Tag'
+        required: false
+        type: string
 
 jobs:
   # See main.yml for comments on the docker build/cache patterns.
diff --git a/.github/workflows/ubuntu-16.04.yml b/.github/workflows/ubuntu-16.04.yml
index 030873ddd3..6aaac5a75d 100644
--- a/.github/workflows/ubuntu-16.04.yml
+++ b/.github/workflows/ubuntu-16.04.yml
@@ -22,8 +22,8 @@ on:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-  schedule:
-    - cron: "1 0 * * *"
+#  schedule:
+#    - cron: "1 0 * * *"
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
diff --git a/.github/workflows/ubuntu-18.04.yml b/.github/workflows/ubuntu-18.04.yml
index 05f925552d..abc3f783ef 100644
--- a/.github/workflows/ubuntu-18.04.yml
+++ b/.github/workflows/ubuntu-18.04.yml
@@ -22,8 +22,8 @@ on:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-  schedule:
-    - cron: "1 0 * * *"
+#  schedule:
+#    - cron: "1 0 * * *"
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
diff --git a/.github/workflows/ubuntu-20.04.yml b/.github/workflows/ubuntu-20.04.yml
index b00a1e572b..994494fd9e 100644
--- a/.github/workflows/ubuntu-20.04.yml
+++ b/.github/workflows/ubuntu-20.04.yml
@@ -22,8 +22,8 @@ on:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-  schedule:
-    - cron: "1 0 * * *"
+#  schedule:
+#    - cron: "1 0 * * *"
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
@@ -341,7 +341,7 @@ jobs:
     if: needs.prep-vars.outputs.UbuntuVersionMatrix != '["SKIP_ME"]'
     steps:
     - uses: actions/checkout@v2
-    - uses: gaurav-nelson/github-action-markdown-link-check@1.0.8
+    - uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
         use-quiet-mode: yes
         use-verbose-mode: no
diff --git a/.github/workflows/ubuntu-20.04.yml.extra b/.github/workflows/ubuntu-20.04.yml.extra
index b0548aaeea..c0179b0666 100644
--- a/.github/workflows/ubuntu-20.04.yml.extra
+++ b/.github/workflows/ubuntu-20.04.yml.extra
@@ -23,7 +23,7 @@
     if: needs.prep-vars.outputs.UbuntuVersionMatrix != '["SKIP_ME"]'
     steps:
     - uses: actions/checkout@v2
-    - uses: gaurav-nelson/github-action-markdown-link-check@1.0.8
+    - uses: gaurav-nelson/github-action-markdown-link-check@v1
       with:
         use-quiet-mode: yes
         use-verbose-mode: no
diff --git a/.github/workflows/ubuntu.yml.tmpl b/.github/workflows/ubuntu.yml.tmpl
index ce03ab9aa2..a4c695a971 100644
--- a/.github/workflows/ubuntu.yml.tmpl
+++ b/.github/workflows/ubuntu.yml.tmpl
@@ -22,8 +22,8 @@ on:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-  schedule:
-    - cron: "1 0 * * *"
+#  schedule:
+#    - cron: "1 0 * * *"
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index faf80ff709..5883eb1806 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -11,13 +11,15 @@ on:
   workflow_dispatch:
     inputs:
       tags:
-        description: 'Manual CI-Windows Run'
+        description: 'Manual CI-Windows Run Tag'
+        required: false
+        type: string
   push:
     branches: [ main ]
   pull_request:
     branches: [ main ]
-  schedule:
-    - cron: "1 0 * * *"
+#  schedule:
+#    - cron: "1 0 * * *"
 
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
diff --git a/Makefile b/Makefile
index 9e7c1931d0..4e980410b5 100644
--- a/Makefile
+++ b/Makefile
@@ -179,13 +179,16 @@ ValidMlosBuildImageTargets := mlos-build-base-with-source mlos-build-base-with-e
 ifneq ($(filter-out $(ValidMlosBuildImageTargets),$(MlosBuildImageTarget)),)
     $(error Unhandled MlosBuildImageTarget: $(MlosBuildImageTarget))
 endif
+# export DOCKER_BUILDKIT=0
 .PHONY: docker-image
 docker-image:
 	docker pull ghcr.io/microsoft-cisl/mlos/mlos-build-ubuntu-$(UbuntuVersion):latest
 	docker build . $(DOCKER_BUILD_ARGS) --target $(MlosBuildImageTarget) \
+	    --progress=plain \
 	    --build-arg=MlosBuildBaseArg=$(MlosBuildBaseArg) \
 	    --build-arg=UbuntuVersion=$(UbuntuVersion) \
 	    --build-arg=http_proxy=${http_proxy} \
+	    --build-arg=https_proxy=${https_proxy} \
 	    -t mlos-build-ubuntu-$(UbuntuVersion)
 	@ echo Finished building mlos-build-ubuntu-$(UbuntuVersion) image.
 	@ echo "Run 'docker run -v $$PWD:/src/MLOS --name mlos-build mlos-build-ubuntu-$(UbuntuVersion)' to start an instance."
diff --git a/README.md b/README.md
index 5476de11cf..2b74f50cc1 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,12 @@
+# DEPRECATION NOTICE
+
+> **NOTE**: this repository is no longer maintained upstream.
+>
+> In the future it may be replaced with a streamlined *MlosCore* python library.
+
+---
+___
+
 [![codecov](https://codecov.io/gh/microsoft/MLOS/branch/main/graph/badge.svg?token=14T6RFL2KR)](https://codecov.io/gh/microsoft/MLOS)
 
 # MLOS: Machine Learning Optimized Systems
diff --git a/scripts/install.python.sh b/scripts/install.python.sh
index b82552bbcd..1c6a05500b 100755
--- a/scripts/install.python.sh
+++ b/scripts/install.python.sh
@@ -32,7 +32,7 @@ if [ "$(type $PYTHON_BIN 2>/dev/null)" == "" ]; then
     echo "Installing $PYTHON_PKG via apt ..."
     # Try to install it via the existing package manager:
     set -x
-    sudo apt-get --no-install-recommends -y install $PYTHON_PKG ${PYTHON_PKG}-dev
+    sudo apt-get --no-install-recommends -y install $PYTHON_PKG ${PYTHON_PKG}-dev ${PYTHON_PKG}-distutils
     set +x
 else
     echo "$PYTHON_BIN is already available."
diff --git a/website/build_site.sh b/website/build_site.sh
index 91720cf59c..64f6d790ee 100755
--- a/website/build_site.sh
+++ b/website/build_site.sh
@@ -24,6 +24,7 @@ $pythonCmd -m pip install \
     $($pythonCmd "$MLOS_ROOT/scripts/parse-pip-requirements-from-environment-yaml.py" "$MLOS_ROOT/source/Mlos.Notebooks/environment.yml")
 # FIXME: nbconvert 6.0.1 had an error.
 $pythonCmd -m pip install jupyter nbconvert==5.6.1
+$pythonCmd -m pip install jinja2==3.0.1
 
 function RenderNotebook()
 {