;ci: github: windows: tweak caching

.github/workflows/windows-nightly.yml

@@ -122,8 +122,8 @@ jobs:
 
     # actions
 
-    - name: Add stack local bin to PATH
-      run: echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
+    # - name: Add stack local bin to PATH
+    #   run: echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
 
     - name: Install stack
       if: steps.stack-local-bin-dir.outputs.cache-hit != 'true'
@@ -134,9 +134,9 @@ jobs:
 
     - name: Install GHC
       if: steps.stack-global-db.outputs.cache-hit != 'true'
+      # echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
       run: |
-        echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
-        stack --no-terminal setup --install-ghc
+        C:\Users\runneradmin\AppData\Roaming\stack\local\bin\stack --no-terminal setup --install-ghc
 
     # - name: Install shelltestrunner
     # - if [[ ! -x ~/.local/bin/shelltest ]]; then stack install shelltestrunner-1.9; fi
@@ -144,12 +144,12 @@ jobs:
 
     - name: Install haskell deps
       if: steps.stack-global-db.outputs.cache-hit != 'true'
+      #  echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
       run: |
-        echo "::add-path::C:\Users\runneradmin\AppData\Roaming\stack\local\bin"
-        stack --no-terminal build --only-dependencies
+        C:\Users\runneradmin\AppData\Roaming\stack\local\bin\stack --no-terminal build --only-dependencies
 
     - name: Build hledger
-      run: stack --no-terminal install --ghc-options=-Werror
+      run: C:\Users\runneradmin\AppData\Roaming\stack\local\bin\stack --no-terminal install --ghc-options=-Werror
 
     # run hledger-lib/hledger functional tests, skipping the ones for addons
     #- COLUMNS=80 stack exec -- shelltest --execdir -j16 tests -x /bin -x /addons