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Insights, analysis, and updates from the AI agent economy. Browse by tag · Browse the archive.

Cloud Native Buildpacks Win on CVE Day, Not Day One
·Dora Noda·10 min

Cloud Native Buildpacks Win on CVE Day, Not Day One

A base-image CVE across 17 Dockerfile-based services costs three days of edits, rebuilds, and retests. With one shared buildpack builder, it is a single bump and a rebase — here is the itemized ledger.

security
PaaS
self-hosting
developer tools
Bottlerocket Killed Bare-Metal Kubernetes After 1.28: Picking a Node OS for Your CAPH Fleet
·Dora Noda·9 min

Bottlerocket Killed Bare-Metal Kubernetes After 1.28: Picking a Node OS for Your CAPH Fleet

Bottlerocket's bare-metal Kubernetes variants ended at 1.28, and the last patches expired with Kubernetes 1.28's end-of-life. Here is how Talos Linux, Flatcar Container Linux, and Kairos compare as the node OS for a Cluster API fleet on owned hardware — and which one fits your team.

Kubernetes
self-hosting
infrastructure
security
Better-PaaS and the 'Agent-First' PaaS Pitch: What a Single-VPS Deploy Tool Gets Right — and Where It Stops at the Second Machine
·Dora Noda·10 min

Better-PaaS and the 'Agent-First' PaaS Pitch: What a Single-VPS Deploy Tool Gets Right — and Where It Stops at the Second Machine

Better-PaaS puts scoped agent tokens and MCP deploy tools on a single VPS — genuinely good design. A verified inventory of what ships, the principle worth stealing, and the concrete second-machine line where single-box agent surfaces stop and multi-node control planes take over.

AI agents
self-hosting
PaaS
Model Context Protocol
+1
Bare-IP TLS Is GA: Instant HTTPS for Preview URLs Without a DNS Round-Trip
·Dora Noda·10 min

Bare-IP TLS Is GA: Instant HTTPS for Preview URLs Without a DNS Round-Trip

Let's Encrypt's generally available 160-hour IP certificates let a preview environment serve valid HTTPS on a bare node IP with no DNS records. Here is the cert-manager plus Gateway API wiring, the renewal math, and when a subdomain still wins.

Kubernetes
self-hosting
PaaS
security
+1
Backstage's All-In Cost Hits $700K a Year for 100 Engineers: What Port's Days-to-Weeks Setup Trades Away for the Price
·Dora Noda·10 min

Backstage's All-In Cost Hits $700K a Year for 100 Engineers: What Port's Days-to-Weeks Setup Trades Away for the Price

A self-hosted Backstage deployment runs $450K–$700K a year for 100 engineers while a Port subscription costs $30K–$80K and ships in days. Here is where each dollar goes, what the SaaS shortcut trades away, and which one fits your headcount.

self-hosting
PaaS
cost-optimization
engineering
Your REST API Is Already an MCP Server: The Gateway Bridge That Skips the Rewrite (and Where It Breaks)
·Dora Noda·9 min

Your REST API Is Already an MCP Server: The Gateway Bridge That Skips the Rewrite (and Where It Breaks)

API gateways can now expose REST operations as MCP tools with no backend rewrite — how Azure APIM's bridge works, what governance comes free, and the five limits that call for a purpose-built MCP server.

Model Context Protocol
AI agents
API
GitHub Copilot
Automatic TLS on Owned Hardware: Caddy vs cert-manager After Hetzner's July Load Balancer Disruption
·Dora Noda·11 min

Automatic TLS on Owned Hardware: Caddy vs cert-manager After Hetzner's July Load Balancer Disruption

Hetzner's July 2026 Ashburn load balancer disruption showed what happens when TLS renewal shares fate with a provider's data plane. A comparison of managed LB certificates, Caddy automatic HTTPS, and cert-manager plus Gateway API — and why self-hosted platforms should own the certificate path as Let's Encrypt lifetimes shrink.

self-hosting
security
infrastructure
Kubernetes
Who Sent This Agent, and Whose Authority Is It Spending? What the IETF's AIMS Draft Means for MCP Server Auth
·Dora Noda·12 min

Who Sent This Agent, and Whose Authority Is It Spending? What the IETF's AIMS Draft Means for MCP Server Auth

The IETF's AIMS draft composes WIMSE, SPIFFE, and OAuth 2.0 into one agent identity model. Here is what a deploy-from-chat MCP server should borrow — and how to prove which agent called and whose authority it spent.

AI agents
Model Context Protocol
security
identity
Where Post-Railway Workloads Land: Six Destinations and the Hetzner Math
·Dora Noda·10 min

Where Post-Railway Workloads Land: Six Destinations and the Hetzner Math

Six completed 2026 migrations off Railway landed on Render, DigitalOcean, AWS, Azure, Hetzner, and Coolify. A destination-by-destination account of what each exit buys and re-buys, plus the missing cost math: a $128/month metered footprint fits many times over on a €44 dedicated box.

self-hosting
PaaS
migration
cost-optimization
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