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chore: use persistent Docker volume for stack-root instead of host directory
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This allows all git worktrees to share a single cached GHC and
dependency store, avoiding recompilation per worktree.
This commit is contained in:
James Brechtel
2026-05-20 12:09:03 -04:00
parent 2628fcf6d9
commit 602324a699
1 changed files with 7 additions and 3 deletions
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hs
+7 -3
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@@ -6,13 +6,17 @@ set -euo pipefail
IMAGE="${HAWAT_HASKELL_TOOLS_IMAGE:-ghcr.io/flipstone/haskell-tools:debian-ghc-9.10.3-5d6640d}" IMAGE="${HAWAT_HASKELL_TOOLS_IMAGE:-ghcr.io/flipstone/haskell-tools:debian-ghc-9.10.3-5d6640d}"
PROJECT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" PROJECT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
STACK_ROOT_HOST="${PROJECT_DIR}/.stack-root"
mkdir -p "${STACK_ROOT_HOST}" # Named Docker volume shared across all worktrees so cached
# GHC/dependencies don't need rebuilding per worktree.
STACK_ROOT_VOLUME="roux-stack-root"
docker volume inspect "${STACK_ROOT_VOLUME}" > /dev/null 2>&1 || \
docker volume create "${STACK_ROOT_VOLUME}" > /dev/null
exec docker run --rm -i $([ -t 0 ] && printf -- -t) \ exec docker run --rm -i $([ -t 0 ] && printf -- -t) \
-v "${PROJECT_DIR}:/work" \ -v "${PROJECT_DIR}:/work" \
-v "${STACK_ROOT_HOST}:/stack-root" \ -v "${STACK_ROOT_VOLUME}:/stack-root" \
-e STACK_ROOT=/stack-root \ -e STACK_ROOT=/stack-root \
-w /work \ -w /work \
"${IMAGE}" \ "${IMAGE}" \