Set up CI

.forgejo/workflows/stl.yaml

@@ -0,0 +1,50 @@
+name: Create STL
+
+on:
+  workflow_dispatch:
+    inputs:
+      label:
+        description: 'Your name'
+        default: 'Zero Cool'
+        required: true
+        type: string
+      icon:
+        description: 'Little icon above the label'
+        default: thing-logos/glider.dxf
+        type: choice
+        required: false
+        options:
+          - thing-logos/glider.dxf
+          - thing-logos/camprocket.dxf
+          - thing-logos/Club_mate_logo.dxf
+          - thing-logos/chaosknoten.dxf
+
+jobs:
+
+  stl:
+    runs-on: docker
+    container:
+      image: node:alpine
+
+    steps:
+    - name: Install depdencies
+      run: apk add git openscad envsubst
+
+    - uses: actions/checkout@v4
+      with:
+        submodules: true
+
+    - name: Generate OpenSCAD file
+      run: cat ci-template.scad | envsubst | tee ci.scad
+      env:
+        LABEL: "${{ inputs.label }}"
+        ICON: "${{ inputs.icon }}"
+
+    - name: Render to STL
+      run: openscad --export-format binstl -o ci.stl ci.scad
+
+    - uses: actions/upload-artifact@v4
+      with:
+        name: bottle-clip.stl
+        path: ci.stl
+        overwrite: true