Deviniti

Next.js fix for keyword cannibalization

A developer diagnosed keyword cannibalization between two Next.js blog posts that targeted the same keyword and stalled in Google Search. The chosen solution was to merge content into the older URL and add a permanent framework-level redirect in next.config.ts so the loser URL permanently redirects to the survivor. The author warns that Next.js uses permanent: true to emit a 308 (not 301) and confirms Google treats 308s like 301s for link equity; the redirect was indexed within 48 hours. The post also outlines a date-handling gotcha: preserve the original published date (datePublished) and add an updatedAt field rendered as dateModified in JSON-LD to signal freshness without breaking RSS or trust history. The guide covers internal link cleanup, verification steps (DevTools, Rich Results Test, request indexing in GSC), and realistic expectations (2–4 weeks for ranking changes).

Are You Ready to Serve? LLM Training vs Production

A developer essay by Sreeni Ramadorai argues that building and fine-tuning large language models (LLMs) is analogous to formal education, while real work requires production-grade serving infrastructure. The piece contrasts Hugging Face Transformers (optimized for research and prototyping) with vLLM (an open-source inference engine optimized for production). The author describes four serving optimizations—PagedAttention, Continuous Batching, KV cache reuse (prefix caching), and high-throughput serving—that can dramatically increase throughput and reduce latency, claiming up to 24x higher throughput for the same model on identical hardware when served correctly. The article frames these technical patterns as human-work analogies (focused attention, pipeline thinking, reuse, throughput) and urges building an inference engine after training a model.

AI Agents Need a Governance Layer, Not Just Guardrails

A DEV.to technical post argues that guardrails (prompting, output validation, logs) are insufficient for agentic AI systems that take real-world actions. True governance requires four properties — determinism, cryptographic attestation, replay protection, and independent verifiability — so decisions can be proven auditable and tamper-evident. The article demonstrates an open-source implementation from Parmana Systems (@parmanasystems/core) that returns a signed ExecutionAttestation (with fields like executionId, policyVersion, runtimeHash and Ed25519 signature) to prove which policy and inputs produced a decision. The author positions this pattern as essential for fintech, AI platform teams, and any system that must prove policy-driven actions for auditors or regulators.