diff --git a/.github/workflows/contributors.yml b/.github/workflows/contributors.yml
index fcb0277..d57a508 100644
--- a/.github/workflows/contributors.yml
+++ b/.github/workflows/contributors.yml
@@ -1,3 +1,4 @@
+---
 name: Contributors List
 
 on:
@@ -44,4 +45,4 @@ jobs:
           delete-branch: true
           title: 'chore: update contributors-list'
           body: |
-            Automated update to `images/contributors_list.svg`
\ No newline at end of file
+            Automated update to `images/contributors_list.svg`
diff --git a/.github/workflows/hello.yml b/.github/workflows/hello.yml
index 9d3018e..c10105b 100644
--- a/.github/workflows/hello.yml
+++ b/.github/workflows/hello.yml
@@ -1,3 +1,4 @@
+---
 name: Welcome first time contributors 
 
 on:
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 9dd3ea9..ab9f2fe 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -1,3 +1,4 @@
+---
 name: Import open source standard labels
 
 on:
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index bc62ede..8f25a36 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -1,3 +1,4 @@
+---
 name: Rust
 
 on:
diff --git a/.github/workflows/rust_format.yml b/.github/workflows/rust_format.yml
index c300863..f26392b 100644
--- a/.github/workflows/rust_format.yml
+++ b/.github/workflows/rust_format.yml
@@ -1,3 +1,4 @@
+---
 name: Rust format and clippy checks
 on:
   push:
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 1e1e6f0..5bae815 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -1,3 +1,4 @@
+---
 # This workflow warns and then closes issues and PRs that have had no activity for a specified amount of time.
 #
 # You can adjust the behavior by modifying this file.
diff --git a/.mega-linter.yml b/.mega-linter.yml
index 13d76ee..b117b53 100644
--- a/.mega-linter.yml
+++ b/.mega-linter.yml
@@ -1,3 +1,4 @@
+---
 # Configuration file for MegaLinter
 # See all available variables at https://megalinter.io/configuration/ and in linters documentation
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 37ef93d..aed741e 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,3 +1,4 @@
+---
 version: "3.9"
 services:
   app: