ci: move ci infra top-level

Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>

ci/shellcheck/shellcheck.cue

@@ -0,0 +1,34 @@
+package shellcheck
+
+import (
+	"dagger.io/dagger"
+
+	"universe.dagger.io/docker"
+)
+
+#Lint: {
+	// Source code
+	source: dagger.#FS
+
+	// shellcheck version
+	version: *"0.8.0" | string
+
+	_image: docker.#Pull & {
+		source: "koalaman/shellcheck-alpine:v\(version)"
+	}
+
+	container: docker.#Run & {
+		input: _image.output
+		mounts: "source": {
+			dest:     "/src"
+			contents: source
+		}
+		workdir: "/src"
+		command: {
+			name: "sh"
+			args: ["-c", #"""
+				shellcheck $(find . -type f \( -iname \*.bats -o -iname \*.bash -o -iname \*.sh \) -not -path "*/node_modules/*" -not -path "*/bats-*/*")
+				"""#]
+		}
+	}
+}