cicd: yamllint github workflows

.github/workflows/build-snapshot.yml

@@ -1,3 +1,4 @@
+---
 name: "Build Snapshot"
 
 on:

.github/workflows/build-tag.yml

@@ -1,3 +1,4 @@
+---
 name: "Build Tag"
 
 on:
@@ -14,7 +15,7 @@ jobs:
 
       - name: Set up QEMU
         id: qemu
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
         with:
           image: tonistiigi/binfmt:latest
           platforms: arm64,arm

.github/workflows/codeql-analysis.yml

@@ -1,3 +1,4 @@
+---
 # For most projects, this workflow file will not need changing; you simply need
 # to commit it to your repository.
 #
@@ -21,7 +22,6 @@ on:
       - 'OliveTin.proto'
     branches: [main]
   pull_request:
-    # The branches below must be a subset of the branches above
     branches: [main]
   schedule:
     - cron: '25 10 * * 5'
@@ -39,9 +39,6 @@ jobs:
       fail-fast: false
       matrix:
         language: ['go', 'javascript']
-        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python' ]
-        # Learn more:
-        # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
 
     steps:
       - name: Checkout repository
@@ -52,26 +49,6 @@ jobs:
         uses: github/codeql-action/init@v2
         with:
           languages: ${{ matrix.language }}
-        # If you wish to specify custom queries, you can do so here or in a config file.
-        # By default, queries listed here will override any specified in a config file.
-        # Prefix the list here with "+" to use these queries and those in the config file.
-        # queries: ./path/to/local/query, your-org/your-repo/queries@main
-
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
-    #- name: Autobuild
-    #  uses: github/codeql-action/autobuild@v1
-
-    # ℹ️ Command-line programs to run using the OS shell.
-    # 📚 https://git.io/JvXDl
-
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-
-    #- run: |
-    #   make bootstrap
-    #   make release
 
       - name: Perform CodeQL Analysis
         uses: github/codeql-action/analyze@v2

.github/workflows/codestyle.yml

@@ -1,3 +1,4 @@
+---
 name: "Codestyle checks"
 
 on: