From 7b4afe864f18ce7fbf832947c7b424246d37a5d3 Mon Sep 17 00:00:00 2001
From: "ekin.tertemiz" <ekin.tertemiz@verua.ch>
Date: Wed, 14 Oct 2026 15:03:05 +0200
Subject: [PATCH] add local cache

---
 action.yaml | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/action.yaml b/action.yaml
index 4237479..5c22c8e 100644
--- a/action.yaml
+++ b/action.yaml
@@ -31,18 +31,36 @@ inputs:
   build_args:
     description: 'Optional build arguments separated by spaces or newlines (e.g., KEY=VAL)'
     required: false
-    default: ''    
+    default: ''
+  multi_stage_caching:
+    description: 'Enforce cache elision feature flags at the binary execution layer'
+    required: false
+    default: 'true'
 
 runs:
   using: 'composite'
   steps:
 
+    - name: Cache Kaniko Layers Locally
+      uses: actions/cache@v4
+      with:
+        path: ${{ forgejo.workspace }}/.kaniko-local-cache
+        key: kaniko-cache-${{ hashFiles('**/composer.lock', '**/Dockerfile') }}
+        restore-keys: |
+          kaniko-cache-  
+
     - name: Build and Push with Kaniko
       shell: sh
       env:
         INPUT_BUILD_ARGS: ${{ inputs.build_args }}
       run: |
 
+        # 0. Enforce cache elision feature flags at the binary execution layer
+        export FF_KANIKO_SKIP_CACHED_STAGES=true
+        export FF_KANIKO_INFER_CROSS_STAGE_CACHE_KEY=true
+        export FF_KANIKO_CACHE_LOOKAHEAD=true
+        export FF_KANIKO_ROLLING_CACHE_KEY=true
+
         # 1. Initialize Kaniko Docker config directory
         mkdir -p /kaniko/.docker
         
@@ -78,4 +96,5 @@ runs:
           --cache=true \
           --use-new-run=true \
           --snapshot-mode=redo \
+          --cache-dir="${{ forgejo.workspace }}/.kaniko-local-cache"
           --cache-repo="$CACHE_REPO_ARG"
\ No newline at end of file