Start adding ide colors, includes adding custom theme to openscad

Resolves #365

app/api/src/docker/openscad/Dockerfile

@@ -42,6 +42,8 @@ RUN npm install
 RUN echo "OPENSCADPATH=/var/task/openscad" >>/etc/profile && \
   wget -P /var/task/openscad/ https://github.com/Irev-Dev/Round-Anything/archive/refs/tags/1.0.4.zip && \
   unzip /var/task/openscad/1.0.4
+# Add our own theming (based on DeepOcean with a different "background" and "opencsg-face-back")
+COPY openscad/cadhubtheme.json /usr/share/openscad/color-schemes/render/
 
 COPY openscad/*.js /var/task/
 COPY common/*.js /var/common/

app/api/src/docker/openscad/cadhubtheme.json

@@ -0,0 +1,19 @@
+{
+  "name" : "CadHub",
+  "index" : 1600,
+  "show-in-gui" : true,
+
+  "colors" : {
+      "background" :         "#1A1A1D",
+      "axes-color" :         "#c1c1c1",
+      "opencsg-face-front" : "#eeeeee",
+      "opencsg-face-back" :  "#8732F2",
+      "cgal-face-front" :    "#eeeeee",
+      "cgal-face-back" :     "#0babc8",
+      "cgal-face-2d" :       "#9370db",
+      "cgal-edge-front" :    "#0000ff",
+      "cgal-edge-back" :     "#0000ff",
+      "cgal-edge-2d" :       "#ff00ff",
+      "crosshair" :          "#f0f0f0"
+  }
+}

app/api/src/docker/openscad/runScad.js

@@ -21,7 +21,7 @@ module.exports.runScad = async ({
   const { x: px, y: py, z: pz } = position
   const cameraArg = `--camera=${px},${py},${pz},${rx},${ry},${rz},${dist}`
   const fullPath = `/tmp/${tempFile}/output.png`
-  const command = `xvfb-run --auto-servernum --server-args "-screen 0 1024x768x24" openscad -o ${fullPath} ${cameraArg} --imgsize=${x},${y} --colorscheme DeepOcean /tmp/${tempFile}/main.scad`
+  const command = `xvfb-run --auto-servernum --server-args "-screen 0 1024x768x24" openscad -o ${fullPath} ${cameraArg} --imgsize=${x},${y} --colorscheme CadHub /tmp/${tempFile}/main.scad`
   console.log('command', command)
 
   try {