Filip IlićBlog by Filip Ilić – WordPress developer from Belgrade, Serbia. Building websites since 2007.https://filip.ilic.sh/Building a Custom Fields Plugin for EmDashhttps://filip.ilic.sh/blog/emdash-field-kit-plugin/https://filip.ilic.sh/blog/emdash-field-kit-plugin/EmDash's json fields render as a plain text input. I built a plugin that replaces them with configurable widgets — object forms, lists, grids, and tag inputs — all driven by seed config.Wed, 15 Apr 2026 00:00:00 GMTUsing WP Playground With Private Reposhttps://filip.ilic.sh/blog/wp-playground-private-repos/https://filip.ilic.sh/blog/wp-playground-private-repos/WordPress Playground can't install plugins from private GitHub repos. Here's how a GitHub Actions workflow and Cloudflare R2 solve that.Sun, 15 Mar 2026 00:00:00 GMTWiring Claude Code Into My Entire WordPress Workflowhttps://filip.ilic.sh/blog/mcp-wordpress-development-workflow/https://filip.ilic.sh/blog/mcp-wordpress-development-workflow/My WordPress projects span multiple repos, a licensing server, and Figma designs. Here's how I wired Claude Code into all of it with MCP.Sun, 01 Mar 2026 00:00:00 GMTRunning OpenClaw on Raspberry Pi 5 with Dockerhttps://filip.ilic.sh/blog/openclaw-raspberry-pi-docker/https://filip.ilic.sh/blog/openclaw-raspberry-pi-docker/Setting up a self-hosted AI assistant on my Pi, accessible via Telegram and WhatsApp, secured behind WireGuard VPN.Wed, 04 Feb 2026 00:00:00 GMTFaster WordPress E2E Tests with WP Playgroundhttps://filip.ilic.sh/blog/e2e-tests-wp-playground/https://filip.ilic.sh/blog/e2e-tests-wp-playground/How I replaced Docker with WP Playground CLI for Playwright tests - cutting CI time and improving the developer experience along the way.Sat, 24 Jan 2026 00:00:00 GMTI Built a Tool to Audit HTTP Cache Headershttps://filip.ilic.sh/blog/http-cache-checker/https://filip.ilic.sh/blog/http-cache-checker/After reading Jono Alderson's HTTP Caching Guide, I built a tool to automatically check websites for common caching mistakes.Thu, 01 Jan 2026 00:00:00 GMTFrom VPS to Raspberry Pi: Self-Hosting WordPress at Homehttps://filip.ilic.sh/blog/self-hosting-wordpress-raspberry-pi/https://filip.ilic.sh/blog/self-hosting-wordpress-raspberry-pi/CentOS 7 reached end of life a while ago, and after postponing the inevitable, I finally moved everything to a Raspberry Pi 5 in my living room.Thu, 25 Dec 2025 00:00:00 GMT