From af42160d8a6719ede47ecc2a5d5c1861cb97783e Mon Sep 17 00:00:00 2001
From: zapashcanon <leo@ndrs.fr>
Date: Tue, 13 Feb 2024 13:57:00 +0100
Subject: [PATCH] try to cache opam

---
 .github/workflows/build.yml  | 13 +++++++++++++
 .github/workflows/deploy.yml | 16 ++++++++++++++--
 2 files changed, 27 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6bb63e922..6da5d9bb8 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,6 +25,15 @@ jobs:
     steps:
       - name: checkout
         uses: actions/checkout@v4
+      - name: cache
+        id: cache-opam
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-opam
+        with:
+          path: |
+            owi/_opam/
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('**/*.opam') }}
       - name: setup-ocaml
         uses: ocaml/setup-ocaml@v2
         with:
@@ -33,7 +42,11 @@ jobs:
           opam-depext: true
           opam-pin: true
           allow-prerelease-opam: true
+      - name: depext
+        run: |
+          opam depext -y owi
       - name: setup
+        if: steps.cache-opam.outputs.cache-hit != 'true'
         run: |
           opam install -y ./*.opam --deps-only --with-test --with-doc
       - name: build
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 34bbbafd9..ba581cef7 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -12,6 +12,15 @@ jobs:
         with:
           submodules: recursive
           persist-credentials: false
+     - name: cache
+        id: cache-opam
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-opam
+        with:
+          path: |
+            owi/_opam/
+          key: ${{ runner.os }}-deploy-${{ env.cache-name }}-${{ hashFiles('**/*.opam') }}
       - name: setup-ocaml
         uses: ocaml/setup-ocaml@v2
         with:
@@ -20,13 +29,16 @@ jobs:
           opam-depext: true
           opam-pin: true
           allow-prerelease-opam: true
+      - name: depext
+        run: |
+          opam depext -y owi
       - name: setup-deploy
+        if: steps.cache-opam.outputs.cache-hit != 'true'
         run: |
           opam install -y ./*.opam --deps-only --with-test --with-doc
-          opam install -y ./*.opam --deps-only --with-test --with-doc
-          touch doc/.nojekyll
       - name: api
         run: |
+          touch doc/.nojekyll
           opam exec -- dune build @doc
           mv _build/default/_doc/_html doc/api
       - name: coverage