docs(k8s-proxy): developer + LLM workflow playbook + trim to verified form

.vale.ini

@@ -32,6 +32,8 @@ Google.Exclamation = NO     # Allow exclamation points
 Google.Ellipses = NO        # Allow ellipses in text
 Google.Latin = NO           # Allow "e.g." and "i.e." instead of "for example"
 Google.Units = NO           # Allow "k8s" — Google.Units' \d+s regex matches "8s" inside the token
+Google.EmDash = NO          # Allow spaced em-dashes — used consistently across the repo for prose readability (the Google style wants `—` without spaces; many existing docs use the spaced form intentionally)
+Google.Quotes = NO          # Allow logical (British) punctuation around quotation marks — the docs use period-OUTSIDE-quote for technical tokens (e.g. `the value "FAILED".`) so dropping a period inside doesn't alter the literal token the reader is supposed to paste
 
 # Allow specific terms:
 Vale.Terms=NO

vale_styles/config/vocabularies/Base/accept.txt

@@ -1,5 +1,6 @@
 [Aa]ir-?gap(?:ped|ping)?
 [Aa]uditable
+[Aa]llowlist
 [Cc]group[s]?
 [Cc]leartext
 [Cc]onfigMap[s]?
@@ -201,3 +202,19 @@ Woohoo
 wsl
 WSL
 YAMLs
+branch_id
+camelCase
+CLI[s]?
+cwd
+hardcoded
+JSONPath[s]?
+matcher
+misclassification
+mutex
+OAuth
+readback
+README
+snake_case
+stdout
+test_run
+unprojected