Fix web folder paths and allow main-only web hotfix deployment

.github/workflows/pages.yml

@@ -13,6 +13,11 @@ on:
         required: true
         type: string
   workflow_dispatch:
+    inputs:
+      build_main:
+        description: Build a web hotfix from main without changing the release tag
+        type: boolean
+        default: false
 
 permissions:
   contents: read
@@ -38,6 +43,7 @@ jobs:
           GH_TOKEN: ${{ github.token }}
           RELEASE_TAG: ${{ inputs.tag || github.event.release.tag_name }}
           RELEASE_COMMIT: ${{ inputs.commit }}
+          BUILD_MAIN: ${{ github.event_name == 'workflow_dispatch' && inputs.build_main }}
         run: |
           if [ -z "$RELEASE_TAG" ]; then
             RELEASE_TAG=$(gh release view --repo "$GITHUB_REPOSITORY" --json tagName --jq .tagName)
@@ -47,6 +53,13 @@ jobs:
             echo "::error::Release tag and commit do not match"
             exit 1
           fi
+          if [ "$BUILD_MAIN" = "true" ]; then
+            if [ "$GITHUB_REF" != "refs/heads/main" ]; then
+              echo "::error::Web hotfixes must run on main"
+              exit 1
+            fi
+            COMMIT="$GITHUB_SHA"
+          fi
           echo "tag=$RELEASE_TAG" >> "$GITHUB_OUTPUT"
           echo "commit=$COMMIT" >> "$GITHUB_OUTPUT"
 
@@ -61,6 +74,7 @@ jobs:
         env:
           RELEASE_TAG: ${{ steps.source.outputs.tag }}
         run: |
+          git merge-base --is-ancestor "$RELEASE_TAG" HEAD
           if [ -f scripts/release.py ]; then
             python3 scripts/release.py versions --tag "$RELEASE_TAG"
           else

docs/releases.md

@@ -31,4 +31,7 @@ To preview release notes, manually run **Weekly release** on `main` with
 **publish** unchecked. Check **publish** to release immediately. Rerunning
 within the same week reuses the original tag and commit. To rebuild just a
 failed target, use GitHub's **Re-run failed jobs**. Manual web deployment
-always uses the latest published release rather than unreleased `main`.
+defaults to the latest published release. For a web hotfix, run **Deploy web**
+on `main` with **build_main** checked. The commit must descend from that release
+and keep its package version; `/app/release.json` records the actual build commit
+without moving the release tag.

scripts/test_release.py

@@ -8,6 +8,7 @@ import os
 from pathlib import Path
 import subprocess
 import tempfile
+import textwrap
 import unittest
 from unittest.mock import patch
 
@@ -15,6 +16,36 @@ import release
 
 
 class ReleaseTests(unittest.TestCase):
+    def test_web_source_selection(self):
+        workflow = (Path(__file__).resolve().parents[1] / ".github/workflows/pages.yml").read_text()
+        source = workflow.split("      - name: Resolve release source\n", 1)[1]
+        script = textwrap.dedent(source.split("        run: |\n", 1)[1].split("\n      - uses:", 1)[0])
+        mock_gh = 'gh() { if [ "$1" = release ]; then echo v2026.37; else echo release-sha; fi; }\n'
+        cases = (
+            ({}, "release-sha", None),
+            ({"RELEASE_TAG": "v2026.37", "RELEASE_COMMIT": "release-sha"}, "release-sha", None),
+            ({"RELEASE_COMMIT": "wrong-sha"}, None, "Release tag and commit do not match"),
+            ({"BUILD_MAIN": "true"}, "main-sha", None),
+            ({"BUILD_MAIN": "true", "GITHUB_REF": "refs/heads/other"}, None, "Web hotfixes must run on main"),
+        )
+        with tempfile.TemporaryDirectory() as temp:
+            output = Path(temp) / "output"
+            for overrides, commit, error in cases:
+                with self.subTest(overrides=overrides):
+                    output.write_text("")
+                    result = subprocess.run(["bash", "-e", "-c", mock_gh + script], text=True, capture_output=True, env={
+                        **os.environ, "GITHUB_REPOSITORY": "owner/repo", "GITHUB_REF": "refs/heads/main",
+                        "GITHUB_SHA": "main-sha", "GITHUB_OUTPUT": str(output),
+                        "RELEASE_TAG": "", "RELEASE_COMMIT": "", "BUILD_MAIN": "false", **overrides,
+                    })
+                    if error:
+                        self.assertNotEqual(result.returncode, 0)
+                        self.assertIn(error, result.stdout)
+                        self.assertEqual(output.read_text(), "")
+                    else:
+                        self.assertEqual(result.returncode, 0, result.stderr)
+                        self.assertEqual(output.read_text(), f"tag=v2026.37\ncommit={commit}\n")
+
     def test_build_metadata(self):
         with tempfile.TemporaryDirectory() as temp:
             binary = str(Path(temp) / "build-script")

site/README.md

@@ -18,3 +18,4 @@ The drawing screenshot also supplies the social preview; website image URLs chan
 GitHub Pages runs on release publication, a call from the weekly release workflow,
 or a manual run. Commits and pushes do not start workflows. Deployments use website
 files from `main` and build the app from the release, recording both sources separately.
+Manual runs can select **build_main** to publish a web hotfix; see `docs/releases.md`.

src/app/view/modal.rs

@@ -249,16 +249,25 @@ impl OpenCADStudio {
                                     .map_or(1, |h| h.show_solid_history),
                             }
                         },
-                        crate::ui::window::options::Folders {
-                            config: crate::config::config_dir()
-                                .map(|p| p.display().to_string()),
-                            plot_styles: crate::io::plot_style::plot_styles_dir()
-                                .ok()
-                                .map(|p| p.display().to_string()),
-                            plugins: crate::plugin::external::plugins_dir()
-                                .map(|p| p.display().to_string()),
-                            autosave: crate::config::config_dir()
-                                .map(|_| std::env::temp_dir().display().to_string()),
+                        {
+                            #[cfg(not(target_arch = "wasm32"))]
+                            {
+                                crate::ui::window::options::Folders {
+                                    config: crate::config::config_dir()
+                                        .map(|p| p.display().to_string()),
+                                    plot_styles: crate::io::plot_style::plot_styles_dir()
+                                        .ok()
+                                        .map(|p| p.display().to_string()),
+                                    plugins: crate::plugin::external::plugins_dir()
+                                        .map(|p| p.display().to_string()),
+                                    autosave: crate::config::config_dir()
+                                        .map(|_| std::env::temp_dir().display().to_string()),
+                                }
+                            }
+                            #[cfg(target_arch = "wasm32")]
+                            {
+                                crate::ui::window::options::Folders::default()
+                            }
                         },
                         self.double_click_block_refedit,
                         self.double_click_block_attedit,