format content from threefold_data and replace current newsroom

content/newsroom/tfweekly15/index.md

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+---
+id: tfweekly15
+title: ThreeFold Weekly! Volume Fifteen
+image_caption: TF Weekly Volume Fifteen
+date: 2022-04-26
+description: All you need to know about last week in ThreeFold
+taxonomies:
+    people: [sam_taggart]
+    tags: [community,update,news]
+    news-category: [foundation]
+extra:
+    imgPath: tfweekly15.png
+---
+
+📰 **ThreeFold Weekly! April 26th Edition (Volume Fifteen)**
+
+<br/>
+
+Last week in ThreeFold: ThreeFold Grid v3.0.0 Alpha-5 is live with tons of upgrades and improvements, we held a community call (+ there's a recording), the new global 3Node Marketplace is here, fresh YouTube content, and more!
+
+<br/>
+
+https://threefold.io/blog/post/weekly_vol_15/