Prepare for public release on Gitea: simurgarray package names, community files, Gitea templates, pseudonymised P6 probe names

docs/validation/P9.md

@@ -79,4 +79,4 @@ Manifest loading: GSA 13 s → 3 s, Omni2.5 53 s → 13 s, GDA 40 s → 10 s (Pi
 * Remaining per-sample time with the kernels (Pi, 1.1 s): normalization fit 0.53 s (many small robust fits per bin),
   calling 0.24 s, normalize/polar 0.08 s, raw X/Y 0.06 s. A full Rust normalization fit is the next step if needed.
 * Pi thread scaling is poor (36 samples, 3 workers ≈ 1.7× one core): the Pi 5's memory bandwidth, not the code.
-* CI (`.github/workflows/ci.yml`) builds the extension and runs the unit tests with and without it.
+* CI (`.gitea/workflows/ci.yml`) builds the extension and runs the unit tests with and without it.