update(xmake): Add Cache

Author: skuzzis

.github/workflows/main.yml

@@ -20,6 +20,15 @@ jobs:
               with:
                   path: swiftly
 
+            - name: Set up cache for Xmake
+              id: xmake-cache
+              uses: actions/cache@v2
+              with:
+                path: ${{ github.workspace }}/swiftly/build/.build_cache
+                key: ${{ runner.os }}-xmake-${{ hashFiles('**/*') }}
+                restore-keys: |
+                  ${{ runner.os }}-xmake-
+
             - name: Generate Documentation
               working-directory: swiftly/docgen
               run: |
@@ -71,7 +80,7 @@ jobs:
               shell: bash
               run: |
                   sudo apt update
-                  sudo apt install -y libreadline-dev libboost-all-dev fdupes unzip
+                  sudo apt install -y libreadline-dev libboost-all-dev fdupes unzip ccache
                   bash ./setup.sh
 
             - name: Build - Windows

xmake.lua

@@ -4,6 +4,8 @@ includes("@builtin/xpack")
 includes("core.base.option")
 includes("platform.os")
 
+set_policy("build.ccache", true)
+
 local SDK_PATH = os.getenv("HL2SDKCS2")
 local MM_PATH = os.getenv("MMSOURCE112")
 local GITHUB_SHA = os.getenv("GITHUB_SHA") or "Local"
@@ -21,6 +23,8 @@ end
 target(PROJECT_NAME.."-Xmake")
     set_kind("shared")
 
+    set_policy("build.cache", true)
+
     --[[ Source Files ]]
     add_files("src/**.cpp")
     add_files("vendor/luacpp/src/**.cpp")