bring back stack yaml

Author: nitinprakash96

.github/workflows/haskell-ci.yml

@@ -51,16 +51,17 @@ jobs:
         run: cabal test --enable-tests
 
   stack:
-    name: stack ${{ matrix.os }} / ghc ${{ matrix.ghc }}
+    name: ${{ matrix.os }} / ${{ matrix.stack-yaml }}
     runs-on: ubuntu-latest
     strategy:
       matrix:
         stack:
           - 2.11.1
-        ghc:
-          - 9.0.2
-          - 9.2.8
-          - 9.4.5
+        stack-yaml:
+          - stack-8.10.7.yaml
+          - stack-9.0.2.yaml
+          - stack-9.2.5.yaml
+          - stack-9.4.5.yaml
     services:
       postgres:
         image: postgres:15
@@ -75,20 +76,19 @@ jobs:
       - uses: haskell/actions/setup@v2
         name: Setup Haskell Stack
         with:
-          ghc-version: ${{ matrix.ghc }}
           stack-version: ${{ matrix.stack }}
 
       - uses: actions/cache@v3
         name: Cache ~/.stack
         with:
           path: ~/.stack
-          key: ${{ runner.os }}-${{ matrix.ghc }}-stack
+          key: ${{ runner.os }}-${{ matrix.stack-yaml }}
 
       - name: Install dependencies
-        run: stack build --test --bench --no-run-tests --no-run-benchmarks --only-dependencies
+        run: stack build --stack-yaml ${{ matrix.stack-yaml }} --test --bench --no-run-tests --no-run-benchmarks --only-dependencies
 
       - name: Build
-        run: stack build --test --bench --no-run-tests --no-run-benchmarks
+        run: stack build --stack-yaml ${{ matrix.stack-yaml }} --test --bench --no-run-tests --no-run-benchmarks
 
       - name: Test
-        run: stack test
+        run: stack test --stack-yaml ${{ matrix.stack-yaml }}

.gitignore

@@ -23,7 +23,7 @@ cabal.project.local
 .HTF/
 # Stack
 .stack-work/
-*.yaml.lock
+stack-*.yaml.lock
 
 ### IDE/support
 # Vim

stack-8.10.7.yaml

@@ -0,0 +1 @@
+resolver: lts-18.28

stack-9.0.2.yaml

@@ -0,0 +1 @@
+resolver: lts-19.31

stack-9.2.8.yaml

@@ -0,0 +1 @@
+resolver: lts-20.26

stack.yaml stack-9.4.5.yamlstack.yaml renamed to stack-9.4.5.yaml

@@ -1,5 +1,4 @@
 resolver: lts-21.0
 
 extra-deps:
-  # https://github.com/commercialhaskell/stackage/issues/6852
   - resource-pool-0.2.3.2@sha256:0955486bc1db37e4eb27acb964185f9e9cb8ad5ce054c85e1e6fd7562b2d7542,1375