no docker. crude instruction for now

docker/docker-compose.yaml

@@ -1,3 +1,4 @@
+#todo
 version: 3.8
 services: 
     elixir_dev:

docs/dev env

@@ -0,0 +1,32 @@
+# todo: docker
+# On windows - just install wsl2 (see https://docs.microsoft.com/en-us/windows/wsl/install-win10 )
+# then ubuntu, preferably 18.04lts
+# after that, just use ubuntu commands. 
+
+# might use this, for skipping prompts during installation
+export DEBIAN_FRONTEND=noninteractive
+# 
+sudo apt-get install wget ca-certificates
+wget https://packages.erlang-solutions.com/erlang-solutions_2.0_all.deb && sudo dpkg -i erlang-solutions_2.0_all.deb
+sudo apt-get update
+sudo apt-get install esl-erlang
+sudo apt-get install elixir
+sudo apt-get install inotify-tools nodejs npm yarn python git
+mix local.hex --force
+mix local.rebar --force
+mix archive.install hex phx_new 1.5.5
+
+# postgres:
+wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -
+sudo sh -c 'echo "deb http://apt.postgresql.org/pub/repos/apt/ `lsb_release -cs`-pgdg main" >> /etc/apt/sources.list.d/pgdg.list'
+sudo apt-get update
+sudo apt-get install postgresql postgresql-contrib
+# create default user postgre with password postgres in database postgres
+# (that's what phoenix expects by default. see /config/dev.exs)
+sudo -u postgres psql postgres
+\password postgres
+postgres
+postgres
+quit
+
+# now you are good to go. feel free to add here if I missed something or contact me