fix: migrate techdocs-container to packages/

packages/techdocs-container/Dockerfile

@@ -0,0 +1,24 @@
+# Copyright 2020 Spotify AB
+#  
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#  
+#     http://www.apache.org/licenses/LICENSE-2.0
+#  
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM python:3.7.7-alpine3.12
+
+RUN apk update && apk --no-cache add gcc musl-dev
+RUN pip install --upgrade pip && pip install mkdocs==1.1.2 mkdocs-material==5.3.2 mkdocs-monorepo-plugin==0.4.5 pymdown-extensions==7.1
+
+ADD ./techdocs-core /techdocs-core
+RUN pip install --no-index /techdocs-core
+
+ENTRYPOINT [ "mkdocs" ]
+