Switch to new μpkg package format

.github/workflows/lint.yaml

@@ -0,0 +1,18 @@
+name: Lint
+
+on:
+  push:
+    branches: ['*']
+    tags: ['!v*']
+  workflow_call: {}
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Run ShellCheck
+      uses: ludeeus/action-shellcheck@master
+      env:
+        SHELLCHECK_OPTS: -x

.github/workflows/release.yaml

@@ -0,0 +1,18 @@
+name: Release
+
+on:
+  push:
+    tags: ['v*']
+
+jobs:
+  lint:
+    uses: ./.github/workflows/lint.yaml
+    secrets: inherit
+  release:
+    needs: [lint]
+    permissions:
+      contents: write
+    runs-on: ubuntu-latest
+    name: Create GitHub release
+    steps:
+    - uses: orbit-online/upkg-release@v1

README.md

@@ -4,11 +4,7 @@ A small helper to ensure required commands exist
 
 ## Installation
 
-With [μpkg](https://github.com/orbit-online/upkg)
-
-```
-upkg install -g orbit-online/checkdeps@<VERSION>
-```
+See [the latest release](https://github.com/orbit-online/checkdeps/releases/latest) for instructions.
 
 ## Usage
 

checkdeps.sh → bin/checkdeps

@@ -1,9 +1,10 @@
 #!/usr/bin/env bash
+# shellcheck source-path=..
 
 checkdeps() {
   set -eo pipefail; shopt -s inherit_errexit
-  local pkgroot; pkgroot=$(dirname "$(realpath "${BASH_SOURCE[0]}")")
-  source "$pkgroot/.upkg/orbit-online/records.sh/records.sh"
+  local pkgroot; pkgroot=$(realpath "$(dirname "$(realpath "${BASH_SOURCE[0]}")")/..")
+  source "$pkgroot/.upkg/records.sh/records.sh"
 
   local deps=("$@") dep out ret=0
   for dep in "${deps[@]}"; do

upkg.json

@@ -1,8 +1,9 @@
 {
-  "commands": {
-    "checkdeps": "checkdeps.sh"
-  },
-  "dependencies": {
-    "orbit-online/records.sh": "v0.9.5"
-  }
+  "name": "checkdeps",
+  "dependencies": [
+    {
+      "tar": "https://github.com/orbit-online/records.sh/releases/download/v1.0.0/records.sh.tar.gz",
+      "sha256": "0469f15f5b689cb29b30f2a3b233c61856eb209fc50c74ef141120bbf70697f1"
+    }
+  ]
 }