chore(docs): update examples

Update examples to use latest versions of actions so its more
friendly for copy pasting.

Also, check for typos in CI.

.github/workflows/lint.yml

@@ -65,3 +65,10 @@ jobs:
         run: curl -Ls -o shfmt "https://github.com/mvdan/sh/releases/download/v${{ env.version }}/shfmt_v${{ env.version }}_linux_amd64" && chmod +x shfmt && sudo mv shfmt /usr/local/bin
       - name: Lint shell scripts
         run: shfmt -i 2 -d hadolint.sh install.sh lib/*.sh test/*.sh
+  typos:
+    name: Typos
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Check for typos
+        uses: crate-ci/[email protected]

README.md

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-22.04
     name: Hadolint
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: jbergstroem/hadolint-gh-action@v1
 ```
 

USAGE.md

@@ -16,9 +16,9 @@ on: pull_request
 jobs:
   hadolint:
     runs-on: ubuntu-22.04
-    name: "Hadolint"
+    name: Hadolint
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: jbergstroem/hadolint-gh-action@v1
     with:
       # ignore warnings (but still fail on errors) from hadolint
@@ -51,9 +51,9 @@ on:
 jobs:
   hadolint:
     runs-on: ubuntu-22.04
-    name: "Hadolint"
+    name: Hadolint
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: jbergstroem/hadolint-gh-action@v1
 ```
 
@@ -79,15 +79,15 @@ on: pull_request
 jobs:
   hadolint:
     runs-on: ubuntu-22.04
-    name: "Hadolint"
+    name: Hadolint"
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: jbergstroem/hadolint-gh-action@v1
     with:
       dockerfile: "Dockerfile path/to/my/other/Dockerfile"
 ```
 
-### Only pass Dockerfiles that are changes in the PR
+### Only pass Dockerfiles that are changed in the PR
 
 In certain use-cases – for instance when you have a monorepo with a lot of Dockerfiles; you may
 only want to pass the files that are changed in the PR. This would make processing faster.
@@ -102,12 +102,12 @@ on: pull_request
 jobs:
   hadolint:
     runs-on: ubuntu-22.04
-    name: "Hadolint"
+    name: Hadolint
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Get changed files
         id: changed-files
-        uses: tj-actions/changed-files@v9.3
+        uses: tj-actions/changed-files@v42
         with:
           # Pass what names/filters you want to catch
           files: |

lib/main.sh

@@ -8,7 +8,7 @@ OUTPUT_FORMAT=${output_format:-}
 HADOLINT_PATH=${hadolint_path:-"hadolint"}
 # https://docs.github.com/en/actions/learn-github-actions/environment-variables#default-environment-variables
 CI=${GITHUB_ACTIONS:-"false"}
-# This variable is magic in workflows; it intercepts output and makes it availble across jobs
+# This variable is magic in workflows; it intercepts output and makes it available across jobs
 GITHUB_OUTPUT=${GITHUB_OUTPUT:-/dev/null}
 MATCHER_PREFIX=${GITHUB_ACTION_PATH:-"."}