add git hooks for commit validation, auto-suggestions, and Docker build/push automation on git push

.githooks/pre-push

@@ -0,0 +1,37 @@
+#!/bin/bash
+# Pre-push hook: build and push Docker images (blocks until complete)
+# This ensures push only succeeds after successful build
+
+REGISTRY="gitea.chedius.ru/chedius"
+PLATFORM="linux/amd64"
+
+echo "🔨 Building Docker images..."
+
+# Build backend
+docker build --platform $PLATFORM -t $REGISTRY/delivery-tracker/backend:latest ./backend || {
+    echo "❌ Backend build failed"
+    exit 1
+}
+
+# Build frontend
+docker build --platform $PLATFORM -t $REGISTRY/delivery-tracker/frontend:latest ./frontend || {
+    echo "❌ Frontend build failed"
+    exit 1
+}
+
+echo "📤 Pushing Docker images..."
+
+# Push backend
+docker push $REGISTRY/delivery-tracker/backend:latest || {
+    echo "❌ Backend push failed"
+    exit 1
+}
+
+# Push frontend
+docker push $REGISTRY/delivery-tracker/frontend:latest || {
+    echo "❌ Frontend push failed"
+    exit 1
+}
+
+echo "✅ Docker images built and pushed successfully"
+echo "📡 Git push will now proceed..."