Refactor FAST project factory and supporting documentation (#2505)

* untested

* teams pattern

* rework doc

* README

* boierplate

* tflint

* Fix tflint for project factory

* Correct path to pf

* resman changes

* fix factory variable default

* fix links

* project factory module substitutions

* tflint

* stage test

* tfdoc

* rename schema, address review comments

* README typos and wording

* tfdoc

* review comments

* remove test from yaml

* revert output workflow changes

* fix sa reference errors

* tfdoc

* pf tag roles

* schema validation

* pf tag roles

* avoid null values in pf context

---------

Co-authored-by: Wiktor Niesiobędzki <wiktorn@google.com>

modules/project-factory/variables.tf

@@ -96,10 +96,7 @@ variable "data_overrides" {
 variable "factories_config" {
   description = "Path to folder with YAML resource description data files."
   type = object({
-    hierarchy = optional(object({
-      folders_data_path = string
-      parent_ids        = optional(map(string), {})
-    }))
+    folders_data_path  = optional(string)
     projects_data_path = optional(string)
     budgets = optional(object({
       billing_account   = string
@@ -107,6 +104,13 @@ variable "factories_config" {
       # TODO: allow defining notification channels via YAML files
       notification_channels = optional(map(any), {})
     }))
+    context = optional(object({
+      # TODO: add KMS keys
+      folder_ids        = optional(map(string), {})
+      iam_principals    = optional(map(string), {})
+      tag_values        = optional(map(string), {})
+      vpc_host_projects = optional(map(string), {})
+    }), {})
   })
   nullable = false
 }