Default new CLI and Obsidian environments to NFC path identity

src/common/initialPathIdentity.ts

@@ -0,0 +1,15 @@
+import type { RemoteConnectionProbe } from "@vrtmrz/livesync-commonlib/replication";
+import { withOwnedRemoteResource } from "./ownedRemoteResource";
+
+/** Select initial settings from a read-only declaration before opening the local database. */
+export async function resolveInitialPathIdentity(
+    probe: RemoteConnectionProbe | undefined,
+    newEnvironmentVersion: number
+): Promise<0 | 1> {
+    if (!probe) throw new Error("The remote path identity cannot be inspected.");
+    return await withOwnedRemoteResource(probe, async (ownedProbe) => {
+        if (!ownedProbe.inspectPathIdentity) throw new Error("The remote path identity cannot be inspected.");
+        const result = await ownedProbe.inspectPathIdentity();
+        return result.status === "empty" ? (newEnvironmentVersion === 1 ? 1 : 0) : result.pathNormalizationVersion;
+    });
+}