docs: consistency pass after the review

README status, release notes and predictions/personality docs no longer
describe 0.2 work as future or 0.1 as current; predictions.md states
which processes create predictions and which do not; ENVIRONMENT.md
records that the host cluster now has pgvector.

docs/personality.md

@@ -29,7 +29,7 @@ A template is a reusable personality. When a mind is based on a template, each v
 
 ## Traits and the runtime
 
-Later phases consume the personality as follows:
+The runtime consumes the personality as follows:
 
 - attention weights are biased by traits such as curiosity and novelty preference;
 - affect baselines derive from traits (patience, confidence);