chore: even more linting, test fixes (#24)

* chore(lint): funcorder

* chore(lint): yamlfmt, ignored broken test yaml files

* chore(tests): tests do not output garbage, add coverage

* chore(lint): fix editorconfig violations

* chore(lint): move from eclint to editorconfig-checker

* chore(lint): add pre-commit, run and fix

* chore(ci): we use renovate to manage updates

testdata/composite-action/action.yml

@@ -1,3 +1,4 @@
+---
 name: Composite Example Action
 description: 'Test Composite Action for gh-action-readme dependency analysis'
 inputs:

testdata/example-action/action.yml

@@ -1,3 +1,4 @@
+---
 name: Example Action
 description: 'Test Action for gh-action-readme'
 inputs:

testdata/example-action/config.yaml

@@ -1,3 +1,4 @@
+---
 # Action-specific configuration
 theme: "github"
 variables:

testdata/yaml-fixtures/actions/composite/basic.yml

@@ -1,3 +1,4 @@
+---
 name: 'Basic Composite Action'
 description: 'A simple composite action with basic steps'
 inputs:

testdata/yaml-fixtures/actions/composite/complex-workflow.yml

@@ -1,3 +1,4 @@
+---
 name: 'Complex Composite Workflow'
 description: 'A complex composite action demonstrating advanced features'
 inputs:

testdata/yaml-fixtures/actions/composite/with-dependencies.yml

@@ -1,3 +1,4 @@
+---
 name: 'Composite Action with Dependencies'
 description: 'A composite action that uses external actions'
 inputs:

testdata/yaml-fixtures/actions/docker/basic.yml

@@ -1,3 +1,4 @@
+---
 name: 'Basic Docker Action'
 description: 'A simple Docker-based action'
 inputs:

testdata/yaml-fixtures/actions/docker/with-environment.yml

@@ -1,3 +1,4 @@
+---
 name: 'Docker Action with Environment'
 description: 'Docker action with environment variables and advanced configuration'
 inputs:

testdata/yaml-fixtures/actions/javascript/node16.yml

@@ -1,3 +1,4 @@
+---
 name: 'Node.js 16 Action'
 description: 'JavaScript action running on Node.js 16'
 inputs:

testdata/yaml-fixtures/actions/javascript/simple.yml

@@ -1,3 +1,4 @@
+---
 name: 'Simple JavaScript Action'
 description: 'A simple JavaScript action for testing'
 inputs:

testdata/yaml-fixtures/actions/javascript/with-all-fields.yml

@@ -1,3 +1,4 @@
+---
 name: 'Comprehensive JavaScript Action'
 description: 'A JavaScript action with all possible fields for testing'
 author: 'Test Author <test@example.com>'

testdata/yaml-fixtures/complex-global-config.yml

@@ -1,3 +1,4 @@
+---
 theme: default
 output_format: md
 repo_overrides:

testdata/yaml-fixtures/composite-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Composite Action'
 description: 'A composite action with multiple steps'
 inputs:

testdata/yaml-fixtures/configs/global/comprehensive.yml

@@ -1,3 +1,4 @@
+---
 theme: professional
 output_format: html
 output_dir: docs

testdata/yaml-fixtures/configs/global/default.yml

@@ -1,3 +1,4 @@
+---
 theme: default
 output_format: md
 output_dir: .

testdata/yaml-fixtures/configs/repo-specific/github-theme.yml

@@ -1,3 +1,4 @@
+---
 theme: github
 output_format: md
 output_dir: docs

testdata/yaml-fixtures/docker-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Docker Action'
 description: 'A Docker-based GitHub Action'
 inputs:

testdata/yaml-fixtures/global-config.yml

@@ -1,3 +1,4 @@
+---
 theme: default
 output_format: md
 github_token: global-token

testdata/yaml-fixtures/minimal-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Minimal Action'
 description: 'Minimal test action'
 runs:

testdata/yaml-fixtures/minimal-config.yml

@@ -1,2 +1,3 @@
+---
 theme: minimal
 github_token: config-token

testdata/yaml-fixtures/my-new-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'My New Action'
 description: 'A brand new GitHub Action'
 inputs:

testdata/yaml-fixtures/professional-config.yml

@@ -1,3 +1,4 @@
+---
 theme: professional
 output_format: html
 output_dir: docs

testdata/yaml-fixtures/repo-config.yml

@@ -1,3 +1,4 @@
+---
 theme: github
 output_format: md
 output_dir: docs

testdata/yaml-fixtures/scenarios/test-scenarios.yml

@@ -1,3 +1,4 @@
+---
 scenarios:
   # JavaScript Action Scenarios
   - id: "simple-javascript"

testdata/yaml-fixtures/simple-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Simple Action'
 description: 'A simple GitHub Action for testing'
 inputs:

testdata/yaml-fixtures/test-composite-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Test Composite Action'
 description: 'Test action for update testing'
 runs:

testdata/yaml-fixtures/test-project-action.yml

@@ -1,3 +1,4 @@
+---
 name: 'Test Project Action'
 description: 'A GitHub Action for testing project functionality'
 inputs:

testdata/yaml-fixtures/validation/valid-action.yml

@@ -1,3 +1,4 @@
+---
 name: Test Action
 description: A test action
 runs: