feat: initial commit

Signed-off-by: Vojtěch Mareš <vojtech@mares.cz>

.editorconfig

@@ -0,0 +1,13 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+end_of_line = lf
+max_line_length = null
+
+[Makefile]
+indent_style = tab

.woodpecker/build.yaml

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+when:
+  event: push
+
+variables:
+  - &buildx-plugin "woodpeckerci/plugin-docker-buildx:6.0.2"
+  - &repo "registry.mareshq.com/library/container-tools"
+  - &platforms "linux/arm64/v8,linux/amd64"
+  - &image_tag "${CI_COMMIT_REF/ref\/heads\//}-${CI_COMMIT_SHA:0:8}"
+
+steps:
+  build:
+    image: *buildx-plugin
+    settings:
+      repo: *repo
+      platforms: *platforms
+      tag: *image_tag
+      logins:
+        - registry: https://registry.mareshq.com
+          username:
+            from_secret: registry_username
+          password:
+            from_secret: registry_password
+    when:
+      event: push

.woodpecker/lint.yaml

@@ -0,0 +1,15 @@
+when:
+  - event: [pull_request, tag, cron]
+  - event: push
+    branch:
+      - ${CI_REPO_DEFAULT_BRANCH}
+      - renovate/*
+
+steps:
+  lint-dockerfile:
+    image: ghcr.io/hadolint/hadolint:v2.13.1-alpine # 2025-09-02
+    depends_on: []
+    commands:
+      - hadolint --ignore DL3003 --ignore DL3018 Dockerfile
+    when:
+      path: "Dockerfile"

Dockerfile

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+FROM alpine:3.22 AS base
+
+RUN apk add --no-cache ca-certificates
+
+FROM base AS container-tools
+
+RUN apk add --no-cache skopeo oras-cli cosign