linux system dependencies

Author: cometkim

.github/workflows/ci.yml

@@ -54,9 +54,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Restore APT state cache
+        if: runner.os == 'Linux'
+        uses: actions/cache/restore@v4
+        with:
+          path: |
+            /var/lib/apt/lists
+            /var/cache/apt
+          key: apt-dependencies-v1
+
       - name: Install musl gcc
         if: runner.os == 'Linux'
-        run: sudo apt-get install -y musl-tools
+        run: |
+          sudo apt-get install -y --no-install-recommends \
+            musl-tools
 
       - name: Set up sccache
         uses: mozilla-actions/[email protected]
@@ -213,6 +224,28 @@ jobs:
           chmod +x rewatch/rewatch
           chmod +x _build/install/default/bin/*
 
+      - name: Cache APT state
+        if: runner.os == 'Linux'
+        uses: actions/cache@v4
+        with:
+          path: |
+            /var/lib/apt/lists
+            /var/cache/apt
+          key: apt-dependencies-v1
+
+      - name: Install dependencies
+        if: runner.os == 'Linux'
+        run: |
+          # See https://github.com/ocaml/setup-ocaml/blob/92dde8cf/packages/setup-ocaml/src/unix.ts#L13
+          sudo apt-get install -y --no-install-recommends \
+            bubblewrap \
+            darcs \
+            g++-multilib \
+            gcc-multilib \
+            mercurial \
+            musl-tools \
+            rsync
+
       - name: Restore OPAM tool
         id: cache-opam-tool
         uses: actions/cache/restore@v4