Sam/nix and conventional consolidate (#1025)

* feat: consolidate ansible and use vars to toggle AMI builds

* fix: resolving merge conflict

* chore: merge conflict

* Revert "chore: merge conflict"

This reverts commit ddc6b1d.

* fix: update ansible location for script

* fix: ansible consolidated location

* fix: set up modes on system-setup

* fix: set vars

* fix: python True and False in extra_vars

* fix: adj vars

* fix: set all ami vars

* fix: args as json

* fix: nixpkg_mode

* fix: refining mode rules

* fix: consolidate create dirs

* fix: cleaning up modes

* fix: systemd psql service reload targets

* fix: starting postgres issues

* fix: timing for pgsodium_getkey script

* fix: packer file upload on stage 2

* fix: consolidation of ansible location

* fix: stage2 fix hostname

* fix: limit stage that tasks run on

* fix: setting hosts only on stage 2 nix ami

* fix: rewrite hosts in ansible to allow for re-use of playbook file

* chore: trigger checks

* fix: pgsodium getkey is different for deb vs nix builds

* fix: consolidated files location

* fix: on stage2 postgres server is already started at this point

* fix: without env vars

* fix: vars on the right mode

* fix: dedupe

* fix: locales

* fix: locales

* chore: try step with no env vars

* fix: no need to start pg at this point stage2

* fix: yaml

* fix: more cleanup of modes

* fix: snapd already absent at this point + consolidate tasks

* fix: already absent at this point

* fix: service not present at this stage

* fix: disable different services for first boot depending on mode

* fix: pg already restarted at this point in stage 2

* fix: no start on stage2

* fix: try to start in stage2

* chore: include env vars for stage2

* fix: stop before starting

* fix: debpkg mode only

* fix: should use conventional path

* fix: need to locale-gen prior to initdb

* fix: nix build needs .env

* fix: stage2 treatment of pgsodium_getket

* chore: re-introduce permission checks via osquery

* fix: correct the path to files

---------

Co-authored-by: Sam Rose <samuel@supabase.io>

Author: samrose

amazon-arm64-nix.pkr.hcl

@@ -239,7 +239,7 @@ build {
   }
 
   provisioner "file" {
-    source = "ansible-nix"
+    source = "ansible"
     destination = "/tmp/ansible-playbook"
   }
 
@@ -250,7 +250,7 @@ build {
 
   provisioner "file" {
     source = "ansible/vars.yml"
-    destination = "/tmp/ansible-playbook/ansible-nix/vars.yml"
+    destination = "/tmp/ansible-playbook/vars.yml"
   }
 
   provisioner "shell" {