feat: Use caching in pipeline

.gitignore

@@ -64,3 +64,6 @@ legalconsenthub/.api-client-middleware
 ### TestContainers persistent data ###
 legalconsenthub-backend/postgres-data/
 
+### Docker BuildKit cache ###
+.buildx-cache/
+

pipeline.sh

@@ -116,15 +116,15 @@ validate_environment() {
 frontend_job() {
     local log_file="$TEMP_DIR/frontend.log"
     local use_prefix=$1
-    
+
     (
         set +e
-        
+
         echo "==================== FRONTEND JOB ===================="
         log_info "Starting frontend build..."
-        
+
         cd "$SCRIPT_DIR/legalconsenthub" || exit 1
-        
+
         log_info "Installing dependencies..."
         pnpm install --frozen-lockfile
         if [ $? -ne 0 ]; then
@@ -132,7 +132,7 @@ frontend_job() {
             exit 1
         fi
         log_success "Dependencies installed"
-        
+
         log_info "Running linting..."
         pnpm lint
         if [ $? -ne 0 ]; then
@@ -140,7 +140,7 @@ frontend_job() {
             exit 1
         fi
         log_success "Linting passed"
-        
+
         log_info "Running type checking..."
         pnpm type-check
         if [ $? -ne 0 ]; then
@@ -148,42 +148,44 @@ frontend_job() {
             exit 1
         fi
         log_success "Type checking passed"
-        
+
         log_info "Building Docker image..."
         docker buildx build \
             --platform linux/amd64 \
             --tag "gitea.lugnas.de/denis/legalconsenthub:latest" \
             --tag "gitea.lugnas.de/denis/legalconsenthub:$GIT_SHA" \
             --file ./Dockerfile \
+            --cache-from type=local,src="$SCRIPT_DIR/.buildx-cache/frontend" \
+            --cache-to type=local,dest="$SCRIPT_DIR/.buildx-cache/frontend",mode=max \
             --push \
             ..
         if [ $? -ne 0 ]; then
             log_error "Docker build failed"
             exit 1
         fi
-        
+
         log_success "Docker image built and pushed successfully"
         log_info "Image: gitea.lugnas.de/denis/legalconsenthub:latest"
         log_info "Image: gitea.lugnas.de/denis/legalconsenthub:$GIT_SHA"
-        
+
         exit 0
     ) 2>&1 | if [ "$use_prefix" = true ]; then prefix_output "FRONTEND" "$BLUE"; else cat; fi | tee "$log_file"
-    
+
     return ${PIPESTATUS[0]}
 }
 
 backend_job() {
     local log_file="$TEMP_DIR/backend.log"
     local use_prefix=$1
-    
+
     (
         set +e
-        
+
         echo "==================== BACKEND JOB ===================="
         log_info "Starting backend build..."
-        
+
         cd "$SCRIPT_DIR/legalconsenthub-backend" || exit 1
-        
+
         log_info "Building application..."
         ./gradlew build -x test
         if [ $? -ne 0 ]; then
@@ -191,7 +193,7 @@ backend_job() {
             exit 1
         fi
         log_success "Build completed"
-        
+
         log_info "Running ktlint check..."
         ./gradlew ktlintCheck
         if [ $? -ne 0 ]; then
@@ -199,7 +201,7 @@ backend_job() {
             exit 1
         fi
         log_success "ktlint check passed"
-        
+
         log_info "Running tests..."
         ./gradlew test
         if [ $? -ne 0 ]; then
@@ -207,33 +209,36 @@ backend_job() {
             exit 1
         fi
         log_success "Tests passed"
-        
+
         log_info "Building Docker image..."
+        mkdir -p "$SCRIPT_DIR/.buildx-cache/backend"
         docker buildx build \
             --platform linux/amd64 \
             --tag "gitea.lugnas.de/denis/legalconsenthub-backend:latest" \
             --tag "gitea.lugnas.de/denis/legalconsenthub-backend:$GIT_SHA" \
             --file ./Dockerfile \
+            --cache-from type=local,src="$SCRIPT_DIR/.buildx-cache/backend" \
+            --cache-to type=local,dest="$SCRIPT_DIR/.buildx-cache/backend",mode=max \
             --push \
             ..
         if [ $? -ne 0 ]; then
             log_error "Docker build failed"
             exit 1
         fi
-        
+
         log_success "Docker image built and pushed successfully"
         log_info "Image: gitea.lugnas.de/denis/legalconsenthub-backend:latest"
         log_info "Image: gitea.lugnas.de/denis/legalconsenthub-backend:$GIT_SHA"
-        
+
         exit 0
     ) 2>&1 | if [ "$use_prefix" = true ]; then prefix_output "BACKEND" "$GREEN"; else cat; fi | tee "$log_file"
-    
+
     return ${PIPESTATUS[0]}
 }
 
 run_jobs() {
     local run_parallel=false
-    
+
     if [ "$RUN_FRONTEND" = true ] && [ "$RUN_BACKEND" = true ]; then
         run_parallel=true
         log_info "Starting parallel jobs..."
@@ -241,22 +246,22 @@ run_jobs() {
         log_info "Starting job..."
     fi
     echo ""
-    
+
     local frontend_exit=0
     local backend_exit=0
-    
+
     if [ "$run_parallel" = true ]; then
         frontend_job true &
         local frontend_pid=$!
-        
+
         backend_job true &
         local backend_pid=$!
-        
+
         log_info "Frontend PID: $frontend_pid"
         log_info "Backend PID: $backend_pid"
         log_info "Waiting for jobs to complete..."
         echo ""
-        
+
         set +e
         wait $frontend_pid
         frontend_exit=$?
@@ -270,7 +275,7 @@ run_jobs() {
             frontend_exit=$?
             set -e
         fi
-        
+
         if [ "$RUN_BACKEND" = true ]; then
             set +e
             backend_job false
@@ -281,9 +286,9 @@ run_jobs() {
 
     echo ""
     echo "==================== JOB SUMMARY ===================="
-    
+
     local has_failure=false
-    
+
     if [ "$RUN_FRONTEND" = true ]; then
         if [ "$frontend_exit" -eq 0 ]; then
             log_success "Frontend job completed successfully"
@@ -292,7 +297,7 @@ run_jobs() {
             has_failure=true
         fi
     fi
-    
+
     if [ "$RUN_BACKEND" = true ]; then
         if [ "$backend_exit" -eq 0 ]; then
             log_success "Backend job completed successfully"
@@ -301,25 +306,25 @@ run_jobs() {
             has_failure=true
         fi
     fi
-    
+
     if [ "$has_failure" = true ]; then
         log_error "One or more jobs failed. Aborting pipeline."
         exit 1
     fi
-    
+
     log_success "All jobs completed successfully"
 }
 
 launch_in_iterm() {
     log_info "Launching pipeline in new iTerm window..."
-    
+
     local script_path="$0"
     local args=""
-    
+
     for arg in "$@"; do
         args="$args $arg"
     done
-    
+
     osascript <<EOF
 tell application "iTerm"
     create window with default profile
@@ -329,7 +334,7 @@ tell application "iTerm"
     activate
 end tell
 EOF
-    
+
     log_success "Pipeline launched in iTerm window"
     exit 0
 }
@@ -352,7 +357,7 @@ deploy() {
 
 main() {
     local original_args=("$@")
-    
+
     while [[ $# -gt 0 ]]; do
         case $1 in
             --deploy)