Add Runic.jl code formatting

- Add CI workflow using fredrikekre/runic-action@v1
- Format all source files with Runic.jl

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: claude

.github/workflows/FormatCheck.yml

@@ -0,0 +1,19 @@
+name: format-check
+
+on:
+  push:
+    branches:
+      - 'master'
+      - 'main'
+      - 'release-'
+    tags: '*'
+  pull_request:
+
+jobs:
+  runic:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: fredrikekre/runic-action@v1
+        with:
+          version: '1'

docs/make.jl

@@ -1,35 +1,43 @@
-using Documenter, ModelingToolkitCourse
-# NOTE: OrdinaryDiffEq limited to v6.74.1 because of bug https://github.com/SciML/OrdinaryDiffEq.jl/issues/2250
-
-pages = [
-    "Home" => "index.md",
-    "lectures/lecture1.md",
-    "lectures/lecture2.md",
-    "lectures/lecture3.md",
-    "lectures/lecture4.md",
-    "lectures/lecture6.md",
-    "lectures/lecture7.md",
-    "lectures/lecture8.md",
-]
-
-ENV["GKSwstype"] = "100"
-using Plots
-
-makedocs(sitename = "ModelingToolkit Course",
-    authors = "Chris Rackauckas",
-    modules = [ModelingToolkitCourse],
-    clean = true, doctest = false, linkcheck = true,
-    linkcheck_ignore = ["https://epubs.siam.org/doi/10.1137/0903023",
-    "https://link.springer.com/book/10.1007/978-3-642-05221-7",
-    "http://www.siam.org/journals/auth-info.php"],
-    format = Documenter.HTML(assets = ["assets/favicon.ico"],
-        canonical = "https://docs.sciml.ai/ModelingToolkitCourse/stable/"),
-    pages = pages)
-
+using Documenter, ModelingToolkitCourse
+# NOTE: OrdinaryDiffEq limited to v6.74.1 because of bug https://github.com/SciML/OrdinaryDiffEq.jl/issues/2250
+
+pages = [
+    "Home" => "index.md",
+    "lectures/lecture1.md",
+    "lectures/lecture2.md",
+    "lectures/lecture3.md",
+    "lectures/lecture4.md",
+    "lectures/lecture6.md",
+    "lectures/lecture7.md",
+    "lectures/lecture8.md",
+]
+
+ENV["GKSwstype"] = "100"
+using Plots
+
+makedocs(
+    sitename = "ModelingToolkit Course",
+    authors = "Chris Rackauckas",
+    modules = [ModelingToolkitCourse],
+    clean = true, doctest = false, linkcheck = true,
+    linkcheck_ignore = [
+        "https://epubs.siam.org/doi/10.1137/0903023",
+        "https://link.springer.com/book/10.1007/978-3-642-05221-7",
+        "http://www.siam.org/journals/auth-info.php",
+    ],
+    format = Documenter.HTML(
+        assets = ["assets/favicon.ico"],
+        canonical = "https://docs.sciml.ai/ModelingToolkitCourse/stable/"
+    ),
+    pages = pages
+)
+
 #= 
 using LiveServer
 serve(dir="build")
-=#
-
-deploydocs(repo = "github.com/SciML/ModelingToolkitCourse.git";
-    push_preview = true)
+=#
+
+deploydocs(
+    repo = "github.com/SciML/ModelingToolkitCourse.git";
+    push_preview = true
+)