Replace remaining implicit figures

Author: bash

.github/newsletter-template.md

@@ -50,8 +50,10 @@ Ideal section structure is:
 ```
 ### [Title]
 
-![image/GIF description](image link)
-_image caption_
+{{ image_figure(
+    alt="image/GIF description"
+    src="image link"
+    caption="image caption") }}
 
 A paragraph or two with a summary and [useful links].
 

content/news/007/index.md

@@ -216,8 +216,11 @@ Here is the February changelog:
 - Added music system
 ```
 
-[![veloren development](veloren3.gif)](https://youtube.com/watch?v=1ldHQfxCT24)
-_1 year of Veloren development. Click for the full video!_
+{{ image_figure(
+    alt="veloren development"
+    src="veloren3.gif"
+    caption="1 year of Veloren development. Click for the full video!"
+    link="https://youtube.com/watch?v=1ldHQfxCT24") }}
 
 You can read more about some specific topics:
 
@@ -496,9 +499,11 @@ Tetra itself also received two small updates recently:
 
 ### [Akigi][akigi]
 
-![High detail terrain chunk with PRR](akigi.png)
-_Sampling a heightmap in the vertex shader and also computing the normal,
-tangent and bitangent vectors in the vertex shader._
+{{ image_figure(
+    alt="High detail terrain chunk with PRR"
+    src="akigi.png"
+    caption="Sampling a heightmap in the vertex shader and also computing the normal,
+tangent and bitangent vectors in the vertex shader.") }}
 
 [Akigi][akigi] is a multiplayer online world where most believe that humans are inferior.
 
@@ -601,8 +606,10 @@ Check them out in the [latest winter devlog][grumpy_visitors].
 
 ### [Make China Great Again][china-great]
 
-![cities, planes and keys](china.png)
-_Turn back planes to the port, by clicking right keys to the virus beat._
+{{ image_figure(
+    alt="cities, planes and keys"
+    src="china.png"
+    caption="Turn back planes to the port, by clicking right keys to the virus beat.") }}
 
 [Make China Great Again][china-great] ([source][china-great-src])
 by [@PsichiX] is a GlobalGameJam game written using [Oxygengine].
@@ -918,8 +925,10 @@ A showcase game is [being developed](https://github.com/lcnr/akari) with crow.
 
 ### miniquad: ["Rust 2D Engine 2020 Roadmap"][fedor-road]
 
-![mainloop async/await experiment in macroquad](miniquad-sample.png)
-_mainloop async/await experiment in macroquad_
+{{ image_figure(
+    alt="mainloop async/await experiment in macroquad"
+    src="miniquad-sample.png"
+    caption="mainloop async/await experiment in macroquad") }}
 
 [miniquad] by [@fedor_games] is a safe cross-platform rendering library
 focused on portability and low-end platforms support.

content/news/009/index.md

@@ -638,9 +638,11 @@ explaining why they've chosen Rust for their project's backend.
 
 ### [Symmetric Matrices & Triangle Numbers][matrices-post]
 
-![an example of a multi-layered game level](rhea-player-orb.jpeg)
-_The pink orb should not collide with the player,
-but it should collide with the ground._
+{{ image_figure(
+    alt="an example of a multi-layered game level"
+    src="rhea-player-orb.jpeg"
+    caption="The pink orb should not collide with the player,
+             but it should collide with the ground.") }}
 
 [Anthropic Studios][anthropic] has [shared a post][matrices-post]
 about implementing a layer system to ["Way of Rhea"'s][rhea] physics engine

content/news/010/index.md

@@ -81,8 +81,11 @@ release as well. Veloren also now has an [Open Collective
 account][veloren-opencollective], and you can donate towards our infrastructure
 costs. GamingOnLinux [wrote an article][gamingonlinux] on Veloren's development.
 
-[![0.6 release trailer](veloren_trailer.gif)](https://www.youtube.com/watch?v=kjDFVgWYMd4)
-_0.6 release trailer. Click for the full video!_
+{{ image_figure(
+    alt="0.6 release trailer"
+    src="veloren_trailer.gif"
+    caption="0.6 release trailer. Click for the full video!"
+    link="https://www.youtube.com/watch?v=kjDFVgWYMd4") }}
 
 Here is the May changelog:
 
@@ -217,8 +220,11 @@ Some of the updates:
 
 ### [Sandbox]
 
-[![Sandbox gameplay demo](sandbox.jpeg)](https://streamable.com/0bhbol#)
-_click to see a gameplay demo_
+{{ image_figure(
+    alt="Sandbox gameplay demo"
+    src="sandbox.jpeg"
+    caption="click to see a gameplay demo"
+    link="https://streamable.com/0bhbol#") }}
 
 [Sandbox] is a falling sand game by JMS55 that provides a variety of fun
 particle types to place, and then you get to watch the resulting interactions!

content/news/051/index.md

@@ -88,8 +88,11 @@ He will [work on this feature](https://github.com/rust-gamedev/rust-gamedev.gith
 
 ### [Way of Rhea][wor]
 
-[![Way of Rhea](wor.jpg)][wor]
-*Way of Rhea: a puzzle game. Available on Steam.*
+{{ image_figure(
+    alt="Way of Rhea"
+    src="wor.jpg"
+    caption="Way of Rhea: a puzzle game. Available on Steam."
+    link="https://store.steampowered.com/app/1110620/Way_of_Rhea/?utm_campaign=tmirgd&utm_source=n51") }}
 
 [Way of Rhea][wor] released on May 20th as part of the
 [Cerebral Puzzle Showcase][wor-cps]!
@@ -138,8 +141,10 @@ This month:
 
 ### [mirr/orb]
 
-![mirr/orb](mirrorb.png)  
-_A typical level and its UI_
+{{ image_figure(
+    alt="mirr/orb"
+    src="mirrorb.png"
+    caption="A typical level and its UI") }}
 
 [mirr/orb] by [syn9]
 is a puzzle game about bouncing lasers off mirrors to activate orbs.