feat: Use nixpacks as default build type for Easypanel

- Changed from Dockerfile to nixpacks (no Dockerfile needed)
- Astro projects automatically detected and built by nixpacks
- Simpler deployment, no Docker configuration required

skills/easypanel-deploy/scripts/deploy.py

@@ -91,9 +91,8 @@ def make_request(endpoint, method="GET", data=None, token=None):
 
 
 def create_service(project_name, service_name, token):
-    """Create Easypanel service."""
     print(f"🚀 Creating service: {service_name}")
-    data = {"json": {"projectName": project_name, "serviceName": service_name, "build": {"type": "dockerfile", "file": "Dockerfile"}}}
+    data = {"json": {"projectName": project_name, "serviceName": service_name, "build": {"type": "nixpacks"}}}
     result = make_request("services.app.createService", "POST", data, token)
     if result:
         print(f"✅ Service created: {service_name}")
@@ -114,13 +113,12 @@ def update_git_source(project_name, service_name, git_url, branch="main", token=
     return False
 
 
-def update_build_type(project_name, service_name, token):
-    """Set build type to Dockerfile."""
-    print(f"🔨 Setting build type to Dockerfile...")
-    data = {"json": {"projectName": project_name, "serviceName": service_name, "build": {"type": "dockerfile", "file": "Dockerfile"}}}
+def update_build_type(project_name, service_name, token, build_type="nixpacks"):
+    print(f"🔨 Setting build type to {build_type}...")
+    data = {"json": {"projectName": project_name, "serviceName": service_name, "build": {"type": build_type}}}
     result = make_request("services.app.updateBuild", "POST", data, token)
     if result:
-        print(f"✅ Build type set: dockerfile")
+        print(f"✅ Build type set: {build_type}")
         return True
     print(f"⚠️  Could not update build type (may already be set)")
     return True