Sync wiki from docs/wiki @ 03afdc76b82b8dd6ff87eb24e1c1798dc66b81c8
Sync wiki from docs/wiki @ f1bb951825984f2acaa9b1b9c5a63c87899e44c2
Sync wiki from docs/wiki @ 7f6763b1ff9fc346d705e20a3916e4517c3d193c
Sync wiki to current docs: connector/engine/runtime catalog + per-connector setup - Connectors: 'Where connectors come from' (use: resolution) + link the conductor-plugins docs/connectors catalog (69 connectors, each with setup); 'Types' -> 'Built-in connector types'. - Code-Steps: add starlark/cel/jq/yq/wasm to the engine list + link docs/engines. - Runtimes: use: resolution + link docs/runtimes. - GitHub-App-Setup: point at the plugins repo's canonical github-app-setup page. - _Sidebar: 'Connectors' group leads with the plugin catalog link. - Pulls in the rest of the docs/wiki drift accumulated since the last sync.