fix: don't flatten docs

.bumpversion.toml

@@ -1,5 +1,5 @@
 [tool.bumpversion]
-current_version = "26.8.0"
+current_version = "0.0.0"
 parse = """(?x)
     (?P<release>
         (?:[1-9][0-9]?)\\.       # YY  short year, no leading zero

.gitea/workflows/ci.yml

@@ -9,6 +9,8 @@ on:
 jobs:
   check:
     runs-on: pixi-build-rust
+    env:
+      CARGO_TARGET_DIR: /opt/cargo-target/${{ gitea.repository }}
     steps:
       - uses: actions/checkout@v4
 

.gitea/workflows/docs.yml

@@ -13,6 +13,8 @@ env:
 jobs:
   deploy:
     runs-on: pixi-build-rust
+    env:
+      CARGO_TARGET_DIR: /opt/cargo-target/${{ gitea.repository }}
     steps:
       - uses: actions/checkout@v4
 
@@ -23,8 +25,9 @@ jobs:
           pixi install --locked
           pixi run doc-build
 
-      - name: Flatten so the crate sits at the channel root
-        run: bash scripts/flatten-docs.sh
+      - name: Redirect the channel root to the crate page
+        run: |
+          printf '%s\n' "<!doctype html><meta http-equiv=\"refresh\" content=\"0; url=${CRATE}/\">" > target/doc/index.html
 
       - name: Publish the channel to /srv/www
         run: |

.gitea/workflows/nightly.yml

@@ -13,6 +13,7 @@ jobs:
     permissions:
       contents: write
     env:
+      CARGO_TARGET_DIR: /opt/cargo-target/${{ gitea.repository }}
       API: ${{ gitea.server_url }}/api/v1/repos/${{ gitea.repository }}
       TOKEN: ${{ secrets.GITEA_TOKEN }}
       TAG: nightly
@@ -21,6 +22,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          fetch-tags: true
 
       - name: Install the pinned toolchain
         run: pixi install

.gitea/workflows/release.yml

@@ -11,6 +11,7 @@ jobs:
     permissions:
       contents: write
     env:
+      CARGO_TARGET_DIR: /opt/cargo-target/${{ gitea.repository }}
       API: ${{ gitea.server_url }}/api/v1/repos/${{ gitea.repository }}
       TOKEN: ${{ secrets.GITEA_TOKEN }}
       TAG: ${{ gitea.ref_name }}

.gitea/workflows/sync-readme.yml

@@ -12,8 +12,7 @@ jobs:
   sync:
     runs-on: github-readme-sync
     steps:
-      - name: Check out the Gitea repo
-        uses: actions/checkout@v4
+      - uses: actions/checkout@v4
 
       - name: Build the combined README
         run: |

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "coursebank"
-version = "26.8.0"
+version = "0.0.0"
 edition = "2024"
 rust-version = "1.85"
 description = "Author, assemble, administer, and analyze leveled course assessments from YAML item banks"

build.rs

@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: Prosperity-3.0.0
+// Copyright Scientific Computing Studio
+// Source: https://git.scient.ing/education/coursebank
+
+//! Chooses the version string compiled into the binary.
+//!
+//! Normal and release builds use the version from `Cargo.toml`. Nightly builds
+//! set `COURSEBANK_VERSION` (to a git-derived string; see
+//! `scripts/nightly-version.sh`) so `coursebank --version` reflects how far the
+//! build is past the last release rather than an unreleased number.
+
+use std::env;
+
+fn main() {
+    let version = match env::var("COURSEBANK_VERSION") {
+        Ok(v) if !v.trim().is_empty() => v,
+        _ => env::var("CARGO_PKG_VERSION").expect("cargo always sets CARGO_PKG_VERSION"),
+    };
+    println!("cargo:rustc-env=COURSEBANK_VERSION={version}");
+    println!("cargo:rerun-if-env-changed=COURSEBANK_VERSION");
+    println!("cargo:rerun-if-env-changed=CARGO_PKG_VERSION");
+}

pixi.toml

@@ -1,6 +1,6 @@
 [workspace]
 name = "coursebank"
-version = "26.8.0"
+version = "0.0.0"
 authors = ["Scientific Computing Studio <opensource@scient.ing>"]
 channels = ["conda-forge"]
 platforms = ["linux-64", "osx-arm64", "osx-64"]

scripts/docs-banner.html

@@ -1,7 +1,6 @@
-<div style="padding:.4rem .75rem;font:0.85rem/1.4 sans-serif;border-bottom:1px solid var(--border-color,#ddd);background:var(--sidebar-background-color,#f7f7f7);color:var(--main-color,#000)">
-  Docs channel:
-  <a id="ch-release" href="#" style="margin:0 .35rem">release</a>|
-  <a id="ch-nightly" href="#" style="margin:0 .35rem">nightly</a>
+<div id="cb-channel-switch" style="position:fixed;bottom:0.75rem;right:0.75rem;z-index:1000;padding:.3rem .6rem;font:0.8rem/1.3 sans-serif;border:1px solid var(--border-color,#ccc);border-radius:6px;background:var(--main-background-color,#fff);color:var(--main-color,#000);box-shadow:0 1px 4px rgba(0,0,0,.2)">
+  <a id="ch-release" href="#" style="margin:0 .25rem">release</a>|
+  <a id="ch-nightly" href="#" style="margin:0 .25rem">nightly</a>
   <script>
   (function () {
     var m = location.pathname.match(/^(.*\/)(release|nightly)\//);

scripts/flatten-docs.sh

@@ -1,21 +0,0 @@
-#!/usr/bin/env bash
-# Flatten rustdoc output so the crate serves at the doc root rather than under
-# <crate>/. Moves the crate's pages up to the doc root and drops one ../ from
-# each page's references to the shared assets (CSS/JS, search index, source),
-# scaled to the page's depth.
-# Env: DOCROOT (default target/doc), CRATE (default coursebank).
-set -euo pipefail
-docroot="${DOCROOT:-target/doc}"
-crate="${CRATE:-coursebank}"
-[ -d "$docroot/$crate" ] || { echo "no $docroot/$crate; did you build the docs?" >&2; exit 1; }
-cp -a "$docroot/$crate/." "$docroot/"
-rm -rf "${docroot:?}/${crate:?}"
-resources='static\.files/\|crates\.js\|search-index\|search\.desc/\|src/\|settings\.html\|help\.html\|trait\.impl/\|type\.impl/'
-while IFS= read -r -d '' f; do
-  rel="${f#"$docroot"/}"
-  depth=$(printf '%s' "$rel" | tr -cd '/' | wc -c)
-  pat=''; for ((i=0; i<=depth; i++)); do pat="\\.\\./$pat"; done
-  rep=''; for ((i=0; i<depth;  i++)); do rep="../$rep"; done
-  sed -i "s#${pat}\(${resources}\)#${rep}\1#g" "$f"
-done < <(find "$docroot" -name '*.html' -print0)
-echo "flattened $crate into $docroot"

scripts/nightly-version.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Print an auto-generated nightly version string derived from git history:
+#
+#   <last-release-tag>+<commits-since>.g<short-sha>     e.g., 26.8.0+14.gb1a2c3d4
+#
+# When no release has been tagged yet, the base is 0.0.0 and the count is the
+# total number of commits:
+#
+#   0.0.0+<total-commits>.g<short-sha>                  e.g., 0.0.0+57.gb1a2c3d4
+#
+# The `+...` part is SemVer build metadata, so the string stays a valid version
+# and never sorts ahead of the release it is based on. Needs full history and
+# tags (check out with fetch-depth: 0 and fetch-tags: true). Release tags are
+# matched as N.N.N; the moving `nightly` tag is ignored.
+set -euo pipefail
+sha="$(git rev-parse --short=8 HEAD)"
+if desc="$(git describe --tags --long \
+            --match '[0-9]*.[0-9]*.[0-9]*' --exclude nightly 2>/dev/null)"; then
+  # desc is <tag>-<n>-g<hash>; the tag itself has no '-', so strip from the right.
+  rest="${desc%-g*}"     # <tag>-<n>
+  n="${rest##*-}"        # <n>
+  tag="${rest%-*}"       # <tag>
+  echo "${tag}+${n}.g${sha}"
+else
+  n="$(git rev-list --count HEAD)"
+  echo "0.0.0+${n}.g${sha}"
+fi

scripts/redirect-docs.sh

@@ -1,8 +1,15 @@
 #!/usr/bin/env bash
 # Point the site root at the latest release, falling back to nightly.
-# Env: WWW_ROOT (default /srv/www), SITE_SLUG (default coursebank).
+# rustdoc serves the crate under <crate>/, so the target includes that segment.
+# Env: WWW_ROOT (default /srv/www), SITE_SLUG (default coursebank),
+#      CRATE (default coursebank).
 set -euo pipefail
 root="${WWW_ROOT:-/srv/www}/${SITE_SLUG:-coursebank}"
-if [ -e "$root/release/index.html" ]; then target="release/"; else target="nightly/"; fi
+crate="${CRATE:-coursebank}"
+if [ -e "$root/release/$crate/index.html" ]; then
+  target="release/$crate/"
+else
+  target="nightly/$crate/"
+fi
 printf '%s\n' "<!doctype html><meta http-equiv=\"refresh\" content=\"0; url=${target}\">" > "$root/index.html"
 echo "site root -> $target"

src/cli.rs

@@ -27,7 +27,7 @@ use coursebank::store;
 
 /// Manage course item banks, assessments, and the analysis that comes back.
 #[derive(Debug, Parser)]
-#[command(name = "coursebank", version, about, long_about = None)]
+#[command(name = "coursebank", version = env!("COURSEBANK_VERSION"), about, long_about = None)]
 pub(crate) struct Cli {
     /// Course directory, the one holding course.yaml.
     #[arg(long, short = 'C', global = true, default_value = ".")]
@@ -584,4 +584,4 @@ mod tests {
     fn the_cli_rejects_an_unknown_subcommand() {
         assert!(Cli::try_parse_from(["coursebank", "frobnicate"]).is_err());
     }
-}
+}

src/lib.rs

@@ -30,7 +30,7 @@
 //! ## The loop
 //!
 //! ```text
-//! author items ──▶ validate ──▶ lint ──▶ assemble ──▶ export ──┐
+//! author items ──▶ validate ──▶ lint ──▶ assemble ──▶ export ───┐
 //!      ▲                                                        │
 //!      │                                                   administer
 //!      │                                                        │