Merge pull request 'doc: Slides demo 10 sept' (#153) from feat/slides_demo_10sept into master

Reviewed-on: https://git.nationtech.io/NationTech/harmony/pulls/153

demos/cncf-k8s-quebec-meetup-september-2025/.gitignore

@@ -0,0 +1,3 @@
+.terraform
+*.tfstate
+venv

demos/cncf-k8s-quebec-meetup-september-2025/README.md

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+To build :
+
+```bash
+npx @marp-team/marp-cli@latest -w slides.md
+```

demos/cncf-k8s-quebec-meetup-september-2025/ansible/README.md

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+To run this :
+
+```bash
+virtualenv venv
+source venv/bin/activate
+pip install ansible ansible-dev-tools
+ansible-lint download.yml
+ansible-playbook -i localhost download.yml
+```

demos/cncf-k8s-quebec-meetup-september-2025/ansible/download.yml

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+- name: Test Ansible URL Validation
+  hosts: localhost
+  tasks:
+    - name: Download a file
+      ansible.builtin.get_url:
+        url: "http:/wikipedia.org/"
+        dest: "/tmp/ansible-test/wikipedia.html"
+        mode: '0900'

demos/cncf-k8s-quebec-meetup-september-2025/slides.md

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+---
+theme: uncover
+---
+
+# Voici l'histoire de Petit Poisson
+
+---
+
+<img src="./Happy_swimmer.jpg" width="600"/>
+
+---
+
+<img src="./happy_landscape_swimmer.jpg" width="1000"/>
+
+---
+
+<img src="./Happy_swimmer.jpg" width="200"/>
+
+<img src="./tryrust.org.png" width="600"/>
+
+[https://tryrust.org](https://tryrust.org)
+
+---
+
+<img src="./texto_deploy_prod_1.png" width="600"/>
+
+---
+
+<img src="./texto_deploy_prod_2.png" width="600"/>
+
+---
+
+<img src="./texto_deploy_prod_3.png" width="600"/>
+
+---
+
+<img src="./texto_deploy_prod_4.png" width="600"/>
+
+---
+
+## Demo time
+
+---
+
+<img src="./Happy_swimmer_sunglasses.jpg" width="1000"/>
+
+---
+
+<img src="./texto_download_wikipedia.png" width="600"/>
+
+---
+
+<img src="./ansible.jpg" width="200"/>
+
+## Ansible❓
+
+---
+
+<img src="./Happy_swimmer.jpg" width="200"/>
+
+```yaml
+- name: Download wikipedia
+  hosts: localhost
+  tasks:
+    - name: Download a file
+      ansible.builtin.get_url:
+        url: "https:/wikipedia.org/"
+        dest: "/tmp/ansible-test/wikipedia.html"
+        mode: '0900'
+```
+
+---
+
+<img src="./Happy_swimmer.jpg" width="200"/>
+
+```
+ansible-lint download.yml
+
+Passed: 0 failure(s), 0 warning(s) on 1 files. Last profile that met the validation criteria was 'production'.
+```
+
+---
+
+```
+git push
+```
+
+---
+
+<img src="./75_years_later.jpg" width="1100"/>
+
+---
+
+<img src="./texto_download_wikipedia_fail.png" width="600"/>
+
+---
+
+<img src="./Happy_swimmer_reversed.jpg" width="600"/>
+
+---
+
+<img src="./ansible_output_fail.jpg" width="1100"/>
+
+---
+
+<img src="./Happy_swimmer_reversed_1hit.jpg" width="600"/>
+
+---
+
+<img src="./ansible_crossed_out.jpg" width="400"/>
+
+---
+
+
+<img src="./terraform.jpg" width="400"/>
+
+## Terraform❓❗
+
+---
+
+<img src="./Happy_swimmer_reversed_1hit.jpg" width="200"/>
+<img src="./terraform.jpg" width="200"/>
+
+```tf
+provider "docker" {}
+
+resource "docker_network" "invalid_network" {
+  name = "my-invalid-network"
+
+  ipam_config {
+    subnet = "172.17.0.0/33"
+  }
+}
+```
+
+---
+
+<img src="./Happy_swimmer_reversed_1hit.jpg" width="100"/>
+<img src="./terraform.jpg" width="200"/>
+
+```
+terraform plan
+
+Terraform used the selected providers to generate the following execution plan.
+Resource actions are indicated with the following symbols:
+  + create
+
+Terraform will perform the following actions:
+
+  # docker_network.invalid_network will be created
+  + resource "docker_network" "invalid_network" {
+      + driver      = (known after apply)
+      + id          = (known after apply)
+      + internal    = (known after apply)
+      + ipam_driver = "default"
+      + name        = "my-invalid-network"
+      + options     = (known after apply)
+      + scope       = (known after apply)
+
+      + ipam_config {
+          + subnet   = "172.17.0.0/33"
+            # (2 unchanged attributes hidden)
+        }
+    }
+
+Plan: 1 to add, 0 to change, 0 to destroy.
+```
+
+---
+
+✅
+
+---
+
+```
+terraform apply
+```
+
+---
+
+```
+Plan: 1 to add, 0 to change, 0 to destroy.
+
+Do you want to perform these actions?
+  Terraform will perform the actions described above.
+  Only 'yes' will be accepted to approve.
+
+  Enter a value: yes
+```
+
+---
+
+```
+docker_network.invalid_network: Creating...
+╷
+│ Error: Unable to create network: Error response from daemon: invalid network config:
+│ invalid subnet 172.17.0.0/33: invalid CIDR block notation
+│
+│   with docker_network.invalid_network,
+│   on main.tf line 11, in resource "docker_network" "invalid_network":
+│   11: resource "docker_network" "invalid_network" {
+│
+╵
+```
+
+---
+
+
+<img src="./Happy_swimmer_reversed_fullhit.jpg" width="1100"/>
+
+---
+
+<img src="./ansible_crossed_out.jpg" width="300"/>
+<img src="./terraform_crossed_out.jpg" width="400"/>
+<img src="./Happy_swimmer_reversed_fullhit.jpg" width="300"/>
+
+---
+
+## Harmony❓❗
+
+---
+
+Demo time
+
+---
+
+<img src="./Happy_swimmer.jpg" width="300"/>

demos/cncf-k8s-quebec-meetup-september-2025/terraform/.terraform.lock.hcl

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+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/hashicorp/http" {
+  version = "3.5.0"
+  hashes = [
+    "h1:8bUoPwS4hahOvzCBj6b04ObLVFXCEmEN8T/5eOHmWOM=",
+    "zh:047c5b4920751b13425efe0d011b3a23a3be97d02d9c0e3c60985521c9c456b7",
+    "zh:157866f700470207561f6d032d344916b82268ecd0cf8174fb11c0674c8d0736",
+    "zh:1973eb9383b0d83dd4fd5e662f0f16de837d072b64a6b7cd703410d730499476",
+    "zh:212f833a4e6d020840672f6f88273d62a564f44acb0c857b5961cdb3bbc14c90",
+    "zh:2c8034bc039fffaa1d4965ca02a8c6d57301e5fa9fff4773e684b46e3f78e76a",
+    "zh:5df353fc5b2dd31577def9cc1a4ebf0c9a9c2699d223c6b02087a3089c74a1c6",
+    "zh:672083810d4185076c81b16ad13d1224b9e6ea7f4850951d2ab8d30fa6e41f08",
+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
+    "zh:7b4200f18abdbe39904b03537e1a78f21ebafe60f1c861a44387d314fda69da6",
+    "zh:843feacacd86baed820f81a6c9f7bd32cf302db3d7a0f39e87976ebc7a7cc2ee",
+    "zh:a9ea5096ab91aab260b22e4251c05f08dad2ed77e43e5e4fadcdfd87f2c78926",
+    "zh:d02b288922811739059e90184c7f76d45d07d3a77cc48d0b15fd3db14e928623",
+  ]
+}
+
+provider "registry.terraform.io/hashicorp/local" {
+  version = "2.5.3"
+  hashes = [
+    "h1:1Nkh16jQJMp0EuDmvP/96f5Unnir0z12WyDuoR6HjMo=",
+    "zh:284d4b5b572eacd456e605e94372f740f6de27b71b4e1fd49b63745d8ecd4927",
+    "zh:40d9dfc9c549e406b5aab73c023aa485633c1b6b730c933d7bcc2fa67fd1ae6e",
+    "zh:6243509bb208656eb9dc17d3c525c89acdd27f08def427a0dce22d5db90a4c8b",
+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
+    "zh:885d85869f927853b6fe330e235cd03c337ac3b933b0d9ae827ec32fa1fdcdbf",
+    "zh:bab66af51039bdfcccf85b25fe562cbba2f54f6b3812202f4873ade834ec201d",
+    "zh:c505ff1bf9442a889ac7dca3ac05a8ee6f852e0118dd9a61796a2f6ff4837f09",
+    "zh:d36c0b5770841ddb6eaf0499ba3de48e5d4fc99f4829b6ab66b0fab59b1aaf4f",
+    "zh:ddb6a407c7f3ec63efb4dad5f948b54f7f4434ee1a2607a49680d494b1776fe1",
+    "zh:e0dafdd4500bec23d3ff221e3a9b60621c5273e5df867bc59ef6b7e41f5c91f6",
+    "zh:ece8742fd2882a8fc9d6efd20e2590010d43db386b920b2a9c220cfecc18de47",
+    "zh:f4c6b3eb8f39105004cf720e202f04f57e3578441cfb76ca27611139bc116a82",
+  ]
+}

demos/cncf-k8s-quebec-meetup-september-2025/terraform/main.tf

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+provider "http" {}
+
+data "http" "remote_file" {
+  url = "http:/example.com/file.txt"
+}
+
+resource "local_file" "downloaded_file" {
+  content  = data.http.remote_file.body
+  filename = "${path.module}/downloaded_file.txt"
+}

demos/cncf-k8s-quebec-meetup-september-2025/terraform_2/.terraform.lock.hcl

@@ -0,0 +1,24 @@
+# This file is maintained automatically by "terraform init".
+# Manual edits may be lost in future updates.
+
+provider "registry.terraform.io/kreuzwerker/docker" {
+  version     = "3.0.2"
+  constraints = "~> 3.0.1"
+  hashes = [
+    "h1:cT2ccWOtlfKYBUE60/v2/4Q6Stk1KYTNnhxSck+VPlU=",
+    "zh:15b0a2b2b563d8d40f62f83057d91acb02cd0096f207488d8b4298a59203d64f",
+    "zh:23d919de139f7cd5ebfd2ff1b94e6d9913f0977fcfc2ca02e1573be53e269f95",
+    "zh:38081b3fe317c7e9555b2aaad325ad3fa516a886d2dfa8605ae6a809c1072138",
+    "zh:4a9c5065b178082f79ad8160243369c185214d874ff5048556d48d3edd03c4da",
+    "zh:5438ef6afe057945f28bce43d76c4401254073de01a774760169ac1058830ac2",
+    "zh:60b7fadc287166e5c9873dfe53a7976d98244979e0ab66428ea0dea1ebf33e06",
+    "zh:61c5ec1cb94e4c4a4fb1e4a24576d5f39a955f09afb17dab982de62b70a9bdd1",
+    "zh:a38fe9016ace5f911ab00c88e64b156ebbbbfb72a51a44da3c13d442cd214710",
+    "zh:c2c4d2b1fd9ebb291c57f524b3bf9d0994ff3e815c0cd9c9bcb87166dc687005",
+    "zh:d567bb8ce483ab2cf0602e07eae57027a1a53994aba470fa76095912a505533d",
+    "zh:e83bf05ab6a19dd8c43547ce9a8a511f8c331a124d11ac64687c764ab9d5a792",
+    "zh:e90c934b5cd65516fbcc454c89a150bfa726e7cf1fe749790c7480bbeb19d387",
+    "zh:f05f167d2eaf913045d8e7b88c13757e3cf595dd5cd333057fdafc7c4b7fed62",
+    "zh:fcc9c1cea5ce85e8bcb593862e699a881bd36dffd29e2e367f82d15368659c3d",
+  ]
+}

demos/cncf-k8s-quebec-meetup-september-2025/terraform_2/main.tf

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+terraform {
+  required_providers {
+    docker = {
+      source  = "kreuzwerker/docker"
+      version = "~> 3.0.1" # Adjust version as needed
+    }
+  }
+}
+provider "docker" {}
+
+resource "docker_network" "invalid_network" {
+  name = "my-invalid-network"
+
+  ipam_config {
+    subnet = "172.17.0.0/33"
+  }
+}