Building a Secure Webhook Gateway for Private n8n
How I kept n8n private while still letting Slack, Google Chat, and other public webhook sources trigger internal workflows through a small Cloudflare-protected gate.
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Hi, I'm Thi.
Personal tech blog
Personal technical writing about Kubernetes, n8n automation, cloud infrastructure, security boundaries, and the small production decisions that matter.
06
published posts
05
core topics
2017-2026
notes archive
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MCPJungle: One Gateway for All My MCP Servers
How I moved from scattered MCP configs in Claude, Cursor, and Codex to one self-hosted gateway with dashboard, tokens, groups, and access control.
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Karpenter with AWS EKS
Deploying and testing Karpenter on EKS, with notes on node provisioning, instance selection, and autoscaling behavior.
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Create and Manage Kubernetes Clusters with Cluster API and ArgoCD
A walkthrough of Cluster API and ArgoCD for managing Kubernetes clusters from a single declarative source.
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Helm Library Charts and Helm Unit Test
Notes on building reusable Helm library chart templates and testing rendered manifests with helm-unittest.
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Kubernetes Multicluster with Kind and Cilium
Local multicluster Kubernetes notes using Kind and Cilium, focused on learning cluster connectivity patterns.
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What I write about
Kubernetes
EKS, autoscaling, networking, GitOps, and operating clusters in real environments.
Automation
n8n, Slack workflows, internal tooling, and secure integration patterns.
AI Tooling
MCP gateways, agent tools, client configuration, and governed access to real systems.
Cloud Security
Ingress control, WAF boundaries, secret handling, and practical production guardrails.
Engineering Notes
Debug stories, migration notes, and decisions that are useful to revisit later.
About
Thi
I work on DevOps, cloud infrastructure, automation, and internal platforms. This blog is my place to turn daily engineering work into readable notes: what problem appeared, what tradeoff mattered, and what I would keep for next time.