feat: Add taplo as TOML formatter and linter (#16)

Author: phuongfi91

Dockerfile

@@ -2,6 +2,8 @@
 
 # Version of actionlint to install: latest, or specific version number WITHOUT 'v' prefix e.g. 1.7.5
 ARG ACTIONLINT_VERSION=latest
+# Version of taplo to install: latest, or specific version number WITHOUT 'v' prefix e.g. 0.10.0
+ARG TAPLO_VERSION=latest
 # Version of hadolint to install: latest, or specific version number e.g. v2.14.0
 ARG HADOLINT_VERSION=latest
 # Version of shellcheck to install: latest, or specific version number e.g. v0.11.0
@@ -17,6 +19,7 @@ ARG SNYK_VERSION=stable
 
 # Images which we can directly copy the binaries from
 FROM rhysd/actionlint:${ACTIONLINT_VERSION} AS actionlint
+FROM tamasfe/taplo:${TAPLO_VERSION} AS taplo
 FROM hadolint/hadolint:${HADOLINT_VERSION} AS hadolint
 FROM koalaman/shellcheck:${SHELLCHECK_VERSION} AS shellcheck
 FROM mvdan/shfmt:${SHFMT_VERSION} AS shfmt
@@ -142,6 +145,9 @@ COPY --from=hadolint /bin/hadolint /usr/local/bin/hadolint
 # Install actionlint
 COPY --from=actionlint /usr/local/bin/actionlint /usr/local/bin/actionlint
 
+# Install taplo (TOML formatter and linter)
+COPY --from=taplo /taplo /usr/local/bin/taplo
+
 # Install shellcheck
 # Required for shellcheck vscode extension and actionlint
 COPY --from=shellcheck /bin/shellcheck /usr/local/bin/shellcheck

README.md

@@ -19,6 +19,7 @@ It contains the necessary dependencies for running various linters and type chec
 - `reviewdog` - for code review
 - `hadolint` - for linting Dockerfile
 - `actionlint` - static checker for GitHub Actions workflow files
+- `taplo` - TOML formatter and linter
 
 Alternative unix power tools:
 

tests/specs.yaml

@@ -49,6 +49,10 @@ commandTests:
     command: "actionlint"
     args: ["--version"]
 
+  - name: "taplo is installed in path"
+    command: "taplo"
+    args: ["--version"]
+
   - name: "watchman is installed in path"
     command: "watchman"
     args: ["--version"]