chore: Reduce nightly release spam (#580)

.github/workflows/panvimdoc.yaml

@@ -49,8 +49,20 @@ jobs:
       - name: Cleanup intermediate file
         run: rm -f .panvimdoc-input.md
 
+      # panvimdoc stamps "Last change: <today>" every run, so a daily cron always
+      # produces a one-line diff. Skip the PR unless a non-date line changed.
+      - name: Detect real doc changes
+        id: docdiff
+        run: |
+          if git diff --quiet -I 'Last change:' -- doc/fff.nvim.txt; then
+            echo "changed=false" >> "$GITHUB_OUTPUT"
+          else
+            echo "changed=true" >> "$GITHUB_OUTPUT"
+          fi
+
       - name: Create pull request
         id: cpr
+        if: steps.docdiff.outputs.changed == 'true'
         uses: peter-evans/create-pull-request@v7
         with:
           branch: bot/regenerate-vimdoc

.github/workflows/release.yaml

@@ -439,11 +439,18 @@ jobs:
         id: version
         run: lua scripts/determine-version.lua
 
+      # All nightly releases share the same tag and same release in github
+      - name: Move rolling nightly tag to current commit
+        if: steps.version.outputs.release_tag == 'nightly'
+        run: |
+          git tag -f nightly "${{ github.sha }}"
+          git push -f origin refs/tags/nightly
+
       - name: Upload Release Assets
         uses: softprops/action-gh-release@v2
         with:
           name: "${{ steps.version.outputs.version }}"
-          tag_name: "${{ steps.version.outputs.is_release == 'true' && format('v{0}', steps.version.outputs.version) || steps.version.outputs.version }}"
+          tag_name: "${{ steps.version.outputs.release_tag }}"
           token: ${{ github.token }}
           files: ./binaries/*
           draft: false

lua/fff/utils/version.lua

@@ -38,7 +38,7 @@ function M.current_release_tag(repo_root)
   for tag in raw:gmatch('[^\n]+') do
     if tag:match('^v%d') then
       stable = tag
-    elseif tag:match('%-nightly%.') then
+    elseif tag == 'nightly' or tag:match('%-nightly%.') then
       nightly = tag
     elseif tag:match('%-dev%.') then
       dev = tag
@@ -135,9 +135,13 @@ function M.resolve(repo_root)
   end
 
   local version = string.format('%s-%s.%s', next_version, prerelease_label, short_sha)
+  -- Nightlies publish to a single rolling "nightly" release/tag updated in place,
+  -- so re-publishing never re-notifies watchers. `version` stays unique per-sha
+  -- because crates.io/npm reject duplicate versions.
+  local release_tag = (prerelease_label == 'nightly') and 'nightly' or version
   return {
     version = version,
-    release_tag = version,
+    release_tag = release_tag,
     is_release = false,
     npm_tag = npm_tag,
   }

scripts/determine-version.lua

@@ -14,6 +14,7 @@ if not info then
 end
 
 print('version=' .. info.version)
+print('release_tag=' .. info.release_tag)
 print('npm_tag=' .. info.npm_tag)
 print('is_release=' .. tostring(info.is_release))
 
@@ -23,6 +24,7 @@ if github_output and github_output ~= '' then
   local f = io.open(github_output, 'a')
   if f then
     f:write('version=' .. info.version .. '\n')
+    f:write('release_tag=' .. info.release_tag .. '\n')
     f:write('npm_tag=' .. info.npm_tag .. '\n')
     f:write('is_release=' .. tostring(info.is_release) .. '\n')
     f:close()