diff --git a/.github/workflows/linux-nightly.yml b/.github/workflows/linux-nightly.yml
index ff5ab9571..bf2340042 100644
--- a/.github/workflows/linux-nightly.yml
+++ b/.github/workflows/linux-nightly.yml
@@ -1,5 +1,5 @@
 # reasonably thorough build/test/benchmark/haddock/functest testing,
-# on linux, run nightly and also for pull requests
+# on linux, run nightly and also for noteworthy pull requests
 
 # based on https://gist.github.com/mstksg/11f753d891cee5980326a8ea8c865233
 # docs:
@@ -19,7 +19,7 @@
 name: linux nightly/pr CI
 
 on:
-  # XXX not supported yet; build on push to "ci" instead
+  # XXX not supported yet; build on noteworthy push to "ci" instead
   # schedule:
   # - cron: "0 23 * * *"
   pull_request:
@@ -163,7 +163,7 @@ jobs:
       env:
         ARGS: ${{ matrix.plan.resolver }}
 
-    - name: Build/unittest/benchmark/haddock hledger
+    - name: Build, unittest, doctest, haddocktest hledger
       run: |
         stack $ARGS build --ghc-options=-Werror --test --bench --haddock --no-haddock-deps
         #  --no-terminal  #  --no-run-benchmarks
diff --git a/.github/workflows/mac-nightly.yml b/.github/workflows/mac-nightly.yml
index b2b84643b..4444c9921 100644
--- a/.github/workflows/mac-nightly.yml
+++ b/.github/workflows/mac-nightly.yml
@@ -3,7 +3,7 @@
 name: mac nightly CI
 
 on:
-  # XXX not supported yet; build on push to "ci" instead
+  # XXX not supported yet; build on noteworthy push to "ci" instead
   # schedule:
   # - cron: "0 23 * * *"
   # uncomment when testing CI:
diff --git a/.github/workflows/quick.yml b/.github/workflows/quick.yml
index 5cf563661..3063b4059 100644
--- a/.github/workflows/quick.yml
+++ b/.github/workflows/quick.yml
@@ -1,4 +1,5 @@
-# quick build and tests, on linux, for noteworthy pushes to master
+# quick build and tests (unit & func, but not doc or haddock tests),
+# on linux, for noteworthy pushes to master
 
 name: quick CI
 
@@ -29,43 +30,43 @@ jobs:
       uses: actions/cache@v1
       with:
         path: ~/.stack
-        key: ${{ runner.os }}-stack
+        key: quick-${{ runner.os }}-stack
 
     - name: Cache ~/.local/bin
       uses: actions/cache@v1
       with:
         path: ~/.local/bin
-        key: ${{ runner.os }}-local-bin
+        key: quick-${{ runner.os }}-local-bin
 
     - name: Cache .stack-work
       uses: actions/cache@v1
       with:
         path: .stack-work
-        key: ${{ runner.os }}-stack-work
+        key: quick-${{ runner.os }}-stack-work
 
     - name: Cache hledger-lib/.stack-work
       uses: actions/cache@v1
       with:
         path: hledger-lib/.stack-work
-        key: ${{ runner.os }}-hledger-lib-stack-work
+        key: quick-${{ runner.os }}-hledger-lib-stack-work
 
     - name: Cache hledger/.stack-work
       uses: actions/cache@v1
       with:
         path: hledger/.stack-work
-        key: ${{ runner.os }}-hledger-stack-work
+        key: quick-${{ runner.os }}-hledger-stack-work
 
     - name: Cache hledger-ui/.stack-work
       uses: actions/cache@v1
       with:
         path: hledger-ui/.stack-work
-        key: ${{ runner.os }}-hledger-ui-stack-work
+        key: quick-${{ runner.os }}-hledger-ui-stack-work
 
     - name: Cache hledger-web/.stack-work
       uses: actions/cache@v1
       with:
         path: hledger-web/.stack-work
-        key: ${{ runner.os }}-hledger-web-stack-work
+        key: quick-${{ runner.os }}-hledger-web-stack-work
 
     # actions
 
diff --git a/.github/workflows/windows-nightly.yml b/.github/workflows/windows-nightly.yml
index bb34f4ea1..d71808467 100644
--- a/.github/workflows/windows-nightly.yml
+++ b/.github/workflows/windows-nightly.yml
@@ -4,7 +4,7 @@
 name: windows nightly CI
 
 on:
-  # XXX not supported yet; build on push to "ci" instead
+  # XXX not supported yet; build on noteworthy push to "ci" instead
   # schedule:
   # - cron: "0 23 * * *"
   # uncomment when testing CI: