feat(export): Export/Import section in Settings → Storage (FR-STORE-4)

src/lib/views/Settings.svelte

@@ -5,6 +5,7 @@
   import { onMount } from "svelte";
   import { settings } from "../stores/settings.svelte";
   import { calendar } from "../stores/calendar.svelte";
+  import { meetings } from "../stores/meetings.svelte";
   import ConsentNotice from "../components/ConsentNotice.svelte";
   import HostedAiBanner from "../components/HostedAiBanner.svelte";
   import { open } from "@tauri-apps/plugin-dialog";
@@ -34,6 +35,8 @@
     Globe,
     Download,
     Trash2,
+    FolderInput,
+    FolderOutput,
   } from "@lucide/svelte";
   import {
     OLLAMA_OPTIONS,
@@ -503,6 +506,50 @@
     settings.setRetentionPolicy(age, size);
   }
 
+  // ---- Export / Import (FR-STORE-4) — move recordings between computers as
+  // portable "bundle" folders (audio + transcript + notes + summary +
+  // meeting.json manifest). Drop a bundle on any synced/removable drive, or a
+  // sync target's local mount, to carry it across. ----
+  let exportBusy = $state(false);
+  let importBusy = $state(false);
+  let ioStatus = $state<string | null>(null);
+  let ioError = $state(false);
+
+  async function exportAllMeetings() {
+    const dir = await open({ directory: true, title: "Export all meetings into…" });
+    if (typeof dir !== "string") return;
+    exportBusy = true;
+    ioStatus = null;
+    ioError = false;
+    try {
+      const n = await api.bulkExportMeetings(dir, "bundle");
+      ioStatus = `Exported ${n} meeting${n === 1 ? "" : "s"}.`;
+    } catch (e) {
+      ioStatus = errorMessage(e);
+      ioError = true;
+    } finally {
+      exportBusy = false;
+    }
+  }
+
+  async function importMeetings() {
+    const dir = await open({ directory: true, title: "Import a bundle (or a folder of bundles)…" });
+    if (typeof dir !== "string") return;
+    importBusy = true;
+    ioStatus = null;
+    ioError = false;
+    try {
+      const n = await api.importMeetingBundle(dir);
+      await meetings.load();
+      ioStatus = `Imported ${n} meeting${n === 1 ? "" : "s"}.`;
+    } catch (e) {
+      ioStatus = errorMessage(e);
+      ioError = true;
+    } finally {
+      importBusy = false;
+    }
+  }
+
   // ---- Add-target form ----
   const PROVIDERS = ["nextcloud", "owncloud", "cloudreve", "seafile", "synology", "generic"];
   let form = $state<SyncTargetConfig>(blankForm("webdav"));
@@ -1022,6 +1069,27 @@
             /></label
           >
         </div>
+
+        <h4>Export &amp; import</h4>
+        <p class="muted">
+          Move recordings between computers as portable bundle folders (audio, transcript, notes,
+          summary, and a <code>meeting.json</code> manifest). Export to any folder — a synced drive,
+          a USB stick, or a sync target's local mount — then import it on the other machine.
+          Imported meetings get a fresh id, so re-importing never overwrites anything.
+        </p>
+        <div class="row btns">
+          <button onclick={exportAllMeetings} disabled={exportBusy}>
+            <FolderOutput size={14} aria-hidden="true" />
+            {exportBusy ? "Exporting…" : "Export all meetings…"}
+          </button>
+          <button onclick={importMeetings} disabled={importBusy}>
+            <FolderInput size={14} aria-hidden="true" />
+            {importBusy ? "Importing…" : "Import meetings…"}
+          </button>
+        </div>
+        {#if ioStatus}
+          <p class={ioError ? "error" : "muted"}>{ioStatus}</p>
+        {/if}
       </section>
     {:else if section === "calendar"}
       <section>