hadolint: add page (#4782)

pages/common/hadolint.md

@@ -0,0 +1,24 @@
+# hadolint
+
+> Dockerfile linter.
+> More information: <https://github.com/hadolint/hadolint>.
+
+- Lint a Dockerfile:
+
+`hadolint {{path/to/Dockerfile}}`
+
+- Lint a Dockerfile, displaying the output in JSON format:
+
+`hadolint --format {{json}} {{path/to/Dockerfile}}`
+
+- Lint a Dockerfile, displaying the output in a specific format:
+
+`hadolint --format {{tty|json|checkstyle|codeclimate|codacy}} {{path/to/Dockerfile}}`
+
+- Lint a Dockerfile ignoring specific rules:
+
+`hadolint --ignore {{DL3006}} --ignore {{DL3008}} {{path/to/Dockerfile}}`
+
+- Lint multiple Dockerfiles using specific trusted registries:
+
+`hadolint --trusted-registry {{docker.io}} --trusted-registry {{example.com}}:{{5000}} {{path/to/Dockerfile}} {{path/to/another/Dockerfile}}`