K-80: tf state file handling for multiple deployments

[ms-shankar]

Description

Closes #29, #80, #99 #102 and #105

Checklist

• The new code follows the kaos contribution guidelines
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• New and existing unit tests pass locally with my changes

[aalhour]

Tested the Docker deployment and the Quick Start guide and it works like a charm! 🎉
I will begin testing the AWS deployment.

[ms-shankar]

Hi, the unsupported variable write_aws_auth_config has now been removed in order to resolve build fails in AWS.

[aalhour]

Re-tested the QuickStart Guide, it worked correctly! 🎉

➜ kaos build list
+-------+---------+----------+-------+
| index | context | provider |  env  |
+-------+---------+----------+-------+
|   0   |  DOCKER |  DOCKER  | local |
+-------+---------+----------+-------+

Re-tested the AWS deployment, it worked correctly! 🎉

➜ kaos build deploy -c AWS -e stage -vfy

Info - Endpoint successfully set to http://a846ef387473411eab3bc0240b6a2c25-1733664915.eu-west-1.elb.amazonaws.com:80/api/

Info - To interact with the Kubernetes cluster:
 export KUBECONFIG=/Users/ahmad/Workspace/kaos/kubeconfig_kaos-2-stage-eks-cluster
Info - Successfully built kaos [stage] environment

Build list command output:

➜ kaos build list

+-------+-----------+----------+-------+
| index |  context  | provider |  env  |
+-------+-----------+----------+-------+
|   0   |   DOCKER  |  DOCKER  | local |
+-------+-----------+----------+-------+
|   1   | AWS_stage |   AWS    | stage |
+-------+-----------+----------+-------+

kaos config contents:

➜ cat .kaos/config

[default]
user = ahmad
[contexts]
environments = DOCKER, AWS_stage
[active]
environment = AWS_stage
[DOCKER]
[[backend]]
url = http://localhost:80/api/
token = 5ef8b588-ddc5-455c-aeee-292e803d87c9
[[infrastructure]]
kubeconfig = ""
[pachyderm]
workspace = mnist
[AWS_stage]
[[backend]]
url = http://a846ef387473411eab3bc0240b6a2c25-1733664915.eu-west-1.elb.amazonaws.com:80/api/
token = fad68598-da77-4eea-9f27-bb66500ea29a
[[infrastructure]]
kubeconfig = ./kubeconfig_kaos-2-stage-eks-cluster

[aalhour]

LGTM