dsh 0.2.0-rc.2: in-container update (experimental channel), path-agnostic compose, upstream patches adapted to 0.1.x/0.2.x

upstream/container/platform/lib/deployment-status.mjs

@@ -0,0 +1,22 @@
+import { readFile } from 'node:fs/promises'
+import { durableReplace } from './atomic.mjs'
+import { canonicalJson } from './canonical-json.mjs'
+
+export async function readDeploymentStatus(path) {
+  try {
+    const value = JSON.parse(await readFile(path, 'utf8'))
+    return value !== null && typeof value === 'object' && !Array.isArray(value)
+      ? value
+      : { platformLayout: 1, imageBaseline: null, current: null, imageBehindCurrent: false, recoveryMode: 'status-invalid' }
+  } catch (error) {
+    if (error?.code === 'ENOENT') {
+      return { platformLayout: 1, imageBaseline: null, current: null, imageBehindCurrent: false, recoveryMode: 'status-unavailable' }
+    }
+    throw error
+  }
+}
+
+export async function writeDeploymentStatus(path, value) {
+  await durableReplace(path, canonicalJson(value))
+  return value
+}