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<div style="display: none; max-height: 0px; overflow: hidden;">Bun’s Rust rewrite may reduce memory-safety issues, but the bigger concern is maintainability: a large AI-generated port with little human review </div>
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<h1><strong>TLDR DevOps <span id="date">2026-05-18</span></strong></h1>
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Most engineering teams start on GitHub Actions or Jenkins.<p></p><p>Then the monorepo gets real, agents 5-10-50x the commit volume... and a flaky test sparks a Friday-afternoon outage.</p><p>Shopify, Pinterest, Block, Airbnb, OpenAI and Canva all run their CI on Buildkite.</p><p>We're built for the teams that need control over what runs where.</p><p>Try the lot for 30 days, zero commitment, no credit card. There's a real engineer named Ola on standby if you get stuck.</p><p><a href="https://tracking.tldrnewsletter.com/CL0/https:%2F%2Fbuildkite.com%2Fpricing%2F%3Futm_source=tldr-devops%26utm_medium=newsletter%26utm_campaign=tldr-devops-2026-05-11%26utm_content=primary-trial%26utm_id=20260511-TDO-PRI-primary-trial%26bk_pid=20260511-TDO-PRI-primary-trial/1/0100019e3ac41007-c1b641aa-2821-4188-a40d-ff63c0046a3d-000000/iQlJUGH1T5Rw-fn75gBaaT_12c4d9Ae19R7HHu24Ybs=452" rel="noopener noreferrer nofollow" target="_blank"><span><strong>See what's included →</strong></span></a>
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CodeGraph is a new open-source tool for Claude Code that uses pre-indexed knowledge graphs to help AI agents navigate codebases 92% more efficiently with 71% faster exploration times, eliminating the need for token-heavy file scanning. The MIT-licensed tool runs entirely locally, automatically syncing code changes via file watchers and storing symbol relationships, call graphs, and code structure in a SQLite database that Claude Code's agents can query instantly instead of using grep and file reads.
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<div style="text-align: center;"><strong><h1>Miscellaneous</h1></strong></div>
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<strong>Create Custom MCP Catalogs and Profiles (8 minute read)</strong>
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<span style="font-family: "Helvetica Neue", Helvetica, Arial, Verdana, sans-serif;">
Docker's Custom Catalogs and Profiles for managing Model Context Protocol (MCP) servers allows organizations to curate approved collections of AI tools and distribute them as portable OCI artifacts while enabling developers to create reusable, named configurations of MCP servers for different workflows. The feature, available in Docker Desktop 4.56 and 4.63, lets teams push catalogs to container registries like Docker Hub and share server setups across projects without vendor lock-in.
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<strong>Remote Cache CDC: Reusing Bytes (15 minute read)</strong>
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BuildBuddy is using content-defined chunking in its remote cache so large build outputs can reuse unchanged byte chunks instead of re-uploading or re-downloading entire files after small code changes. Early results show major savings for Bazel builds—about 40% less uploaded data in a benchmark and hundreds of TiB of duplicate chunk uploads skipped in production—with support available via Bazel's experimental remote cache chunking flag.
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<div style="text-align: center;"><span style="font-size: 36px;">⚡</span></div></div>
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<h1><strong>Quick Links</strong></h1>
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<a href="https://tracking.tldrnewsletter.com/CL0/https:%2F%2Faws.amazon.com%2Fabout-aws%2Fwhats-new%2F2026%2F05%2Faws-security-agent-full-repository-code-review%2F%3Futm_source=tldrdevops/1/0100019e3ac41007-c1b641aa-2821-4188-a40d-ff63c0046a3d-000000/MfAEN9old-JPqEXoIaRyYEPLkehcI1AgqH8fg3eI-Oc=452">
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<strong>AWS Security Agent now supports full repository code reviews (2 minute read)</strong>
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AWS launched full repository code review for AWS Security Agent, enabling AI-driven analysis of entire codebases to detect architectural and data flow vulnerabilities that traditional static analysis tools often miss.
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<a href="https://tracking.tldrnewsletter.com/CL0/https:%2F%2Fkubernetes.io%2Fblog%2F2026%2F05%2F15%2Fccm-new-metric-route-sync-total%2F%3Futm_source=tldrdevops/1/0100019e3ac41007-c1b641aa-2821-4188-a40d-ff63c0046a3d-000000/metc0SUlVZ87PRhpf2cUfElNhGczHhf6gUlmHhDpXag=452">
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<strong>Kubernetes v1.36: New Metric for Route Sync in the Cloud Controller Manager (2 minute read)</strong>
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Kubernetes v1.36 added a new alpha metric called `route_controller_route_sync_total` to help operators measure the impact of the watch-based route reconciliation feature introduced in v1.35.
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