Added shellcheck #2990

Author: nicholasdille

renovate.json

@@ -2446,6 +2446,17 @@
       "datasourceTemplate": "github-releases",
       "extractVersionTemplate": "^v(?<version>.+?)$"
     },
+    {
+      "fileMatch": [
+        "^tools/shellcheck/manifest.yaml$"
+      ],
+      "matchStrings": [
+        "version: \"?(?<currentValue>.*?)\"?\\n"
+      ],
+      "depNameTemplate": "koalaman/shellcheck",
+      "datasourceTemplate": "github-releases",
+      "extractVersionTemplate": "^v(?<version>.+?)$"
+    },
     {
       "fileMatch": [
         "^tools/shortnames/manifest.yaml$"

tools/shellcheck/Dockerfile.template

@@ -0,0 +1,25 @@
+#syntax=docker/dockerfile:1.4.3
+
+ARG ref=main
+FROM ghcr.io/nicholasdille/docker-setup/go-md2man:${ref} AS go-md2man
+FROM ghcr.io/nicholasdille/docker-setup/base:${ref} AS prepare
+
+ARG name
+ARG version
+
+COPY --from=go-md2man / /
+
+RUN <<EOF
+apt-get update
+apt-get -y install \
+    xz-utils
+curl --silent --location "https://github.com/koalaman/shellcheck/releases/download/v${version}/shellcheck-v${version}.linux.${arch}.tar.xz" \
+| tar --extract --xz --directory="${prefix}${target}/bin/" --strip-components=1 --no-same-owner \
+    shellcheck-v${version}/shellcheck
+curl --silent --location --output "${prefix}${target}/share/man/man1/shellcheck.1.md" \
+    "https://github.com/koalaman/shellcheck/raw/v${version}/shellcheck.1.md"
+go-md2man \
+    -in "${prefix}${target}/share/man/man1/shellcheck.1.md" \
+    -out "${prefix}${target}/share/man/man1/shellcheck.1"
+rm "${prefix}${target}/share/man/man1/shellcheck.1.md"
+EOF

tools/shellcheck/manifest.yaml

@@ -0,0 +1,12 @@
+name: shellcheck
+version: 0.8.0
+check: ""
+tags:
+- type/cli
+- category/development
+homepage: https://github.com/koalaman/shellcheck
+description: Static analysis tool for shell scripts
+renovate:
+  datasource: github-releases
+  package: koalaman/shellcheck
+  extractVersion: ^v(?<version>.+?)$