Develop

.github/workflows/codeql.yml

@@ -1,12 +1,25 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+
+# yamllint disable rule:line-length
 ---
-name: "CodeQL"
+
+name: "CodeQL Advanced"
 
 on: # yamllint disable-line rule:truthy
   push:
-    branches: ["main"]
+    branches: ["main", "develop", "feature/*"]
   pull_request:
-    # The branches below must be a subset of the branches above
-    branches: ["main"]
+    branches: ["main", "develop", "feature/*"]
   workflow_dispatch:
   schedule:
     #        ┌───────────── minute (0 - 59)
@@ -22,30 +35,79 @@ on: # yamllint disable-line rule:truthy
 
 jobs:
   analyze:
-    name: Analyze
-    runs-on: ubuntu-26.04
+    name: Analyze (${{ matrix.language }})
+    # Runner size impacts CodeQL analysis time. To learn more, please see:
+    #   - https://gh.io/recommended-hardware-resources-for-running-codeql
+    #   - https://gh.io/supported-runners-and-hardware-resources
+    #   - https://gh.io/using-larger-runners (GitHub.com only)
+    # Consider using larger runners or machines with greater resources for possible analysis time improvements.
+    runs-on:
+      ${{ (matrix.language == 'swift' && 'macos-26') || 'ubuntu-26.04' }}
     permissions:
+      # required for all workflows
+      security-events: write
+
+      # required to fetch internal or private CodeQL packs
+      packages: read
+
+      # only required for workflows in private repositories
       actions: read
       contents: read
-      security-events: write
 
     strategy:
       fail-fast: false
       matrix:
-        language: [python]
-
+        include:
+          - language: actions
+            build-mode: none
+          - language: python
+            build-mode: none
+            # CodeQL supports the following values keywords for 'language': 'actions', 'c-cpp', 'csharp', 'go', 'java-kotlin', 'javascript-typescript', 'python', 'ruby', 'rust', 'swift'
+            # Use `c-cpp` to analyze code written in C, C++ or both
+            # Use 'java-kotlin' to analyze code written in Java, Kotlin or both
+            # Use 'javascript-typescript' to analyze code written in JavaScript, TypeScript or both
+            # To learn more about changing the languages that are analyzed or customizing the build mode for your analysis,
+            # see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/customizing-your-advanced-setup-for-code-scanning.
+            # If you are analyzing a compiled language, you can modify the 'build-mode' for that language to customize how
+            # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
-      - name: Checkout
+      - name: Checkout repository
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7
 
+      # Add any setup steps before running the `github/codeql-action/init` action.
+      # This includes steps like installing compilers or runtimes (`actions/setup-node`
+      # or others). This is typically only required for manual builds.
+      # - name: Setup runtime (example)
+      #   uses: actions/setup-example@v1
+
+      # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
         uses: github/codeql-action/init@v4
         with:
           languages: ${{ matrix.language }}
+          build-mode: ${{ matrix.build-mode }}
           queries: +security-and-quality
+          # 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.
+
+          # For more details on CodeQL's query packs, refer to: https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
+          # queries: security-extended,security-and-quality
+
+      # If the analyze step fails for one of the languages you are analyzing with
+      # "We were unable to automatically build your code", modify the matrix above
+      # to set the build mode to "manual" for that language. Then modify this step
+      # to build your code.
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+      #   If the Autobuild fails above, remove it and uncomment the following three lines.
+      #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
 
-      - name: Autobuild
-        uses: github/codeql-action/autobuild@v4
+      # - run: |
+      #     echo "Run, Build Application using script"
+      #     ./location_of_script_within_repo/buildscript.sh
+      # yamllint enable rule:line-length
 
       - name: Perform CodeQL Analysis
         uses: github/codeql-action/analyze@v4

.github/workflows/docker-image.yml

@@ -13,6 +13,9 @@ env:
   IMAGE_NAME: algorithm-exercises-py
   ARTIFACT_NAME: algorithm-exercises-py_${{ github.sha }}
 
+permissions:
+  contents: read
+
 jobs:
   build-lint:
     name: "Build Docker LINT image"

.github/workflows/gitleaks.yml

@@ -16,6 +16,10 @@ on: # yamllint disable-line rule:truthy
     #        │  │ │ │ │
     #        *  * * * *
     - cron: "0 4 * * *" # run once a day at 4 AM
+
+permissions:
+  contents: read
+
 jobs:
   scan:
     name: gitleaks

.github/workflows/make-coverage-html.yml

@@ -16,6 +16,9 @@ on: # yamllint disable-line rule:truthy
     branches: ["main"]
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   make-coverage-html:
     name: "Run make coverage/html and verify coverage HTML"

.github/workflows/prettier-json.yml

@@ -7,6 +7,9 @@ on: # yamllint disable-line rule:truthy
   pull_request:
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   json-lint:
     name: "Prettier JSON Lint"

.github/workflows/python-coverage.yml

@@ -12,6 +12,9 @@ on: # yamllint disable-line rule:truthy
 env:
   LOG_LEVEL: INFO
 
+permissions:
+  contents: read
+
 jobs:
   coverage:
     name: "Python CI Coverage"

.github/workflows/python-lint.yml

@@ -9,6 +9,9 @@ on: # yamllint disable-line rule:truthy
     branches: ['main']
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     name: 'Python CI Lint'

.github/workflows/python-test.yml

@@ -12,6 +12,9 @@ on: # yamllint disable-line rule:truthy
 env:
   LOG_LEVEL: INFO
 
+permissions:
+  contents: read
+
 jobs:
   test:
     name: 'Python CI Test'

.github/workflows/snyk-code.yml

@@ -13,6 +13,10 @@ on: # yamllint disable-line rule:truthy
 env:
   LANG: C.UTF-8
 
+permissions:
+  contents: read
+  security-events: write
+
 jobs:
   security:
     runs-on: ubuntu-26.04

.github/workflows/yamllint.yml

@@ -9,6 +9,9 @@ on: # yamllint disable-line rule:truthy
     branches: ["main"]
   workflow_dispatch:
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     name: YAML lint
@@ -22,12 +25,9 @@ jobs:
         with:
           python-version: 3.14
 
-      - name: Install pipenv
-        run: >
-          sudo apt install pipenv
       - name: Install yamllint
-        run: >
-          pipenv sync --dev
+        run: |
+          pip install --only-binary :all: yamllint==1.38.0
 
       - name: Lint YAML files
         run: >