chore: kubo 0.39.0 and provide sweep blog post

src/_blog/ecosystemcontent.md

@@ -4,6 +4,14 @@ type: Ecosystem content
 sitemap:
   exclude: true
 data:
+- title: 'Provide Sweep: Solving the DHT Bottleneck for Self-Hosting IPFS at Scale'
+  date: 2025-11-27
+  publish_date:
+  card_image: /blog-post-placeholder.png
+  path: https://ipshipyard.com/blog/2025-dht-provide-sweep/
+  tags:
+    - DHT
+    - kubo
 - title: 'libp2p at IPFS þing 2023 Recap'
   date: 2023-05-11
   publish_date:

src/_blog/releasenotes.md

@@ -1,5 +1,12 @@
 ---
 data:
+    - title: 'Just released: Kubo 0.39.0!'
+      date: "2025-11-27"
+      publish_date: null
+      path: https://github.com/ipfs/kubo/releases/tag/v0.39.0
+      tags:
+        - go-ipfs
+        - kubo
     - title: 'Just released: Kubo 0.38.2!'
       date: "2025-10-30"
       publish_date: null