refactor: remove legacy UI lint and LOC debt

.loc.json

@@ -1,33 +1,4 @@
 {
-  "exceptions": {
-    "apps/playground/src/App.tsx": {
-      "max": 3413,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "apps/playground/src/mining-pages.tsx": {
-      "max": 720,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "packages/ui/src/blocks/campaign-schedule-matrix.tsx": {
-      "max": 994,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "packages/ui/src/blocks/creator-transfer.tsx": {
-      "max": 626,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "packages/ui/src/blocks/navigation-panel.tsx": {
-      "max": 1349,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "packages/ui/src/components/line-item-graph.tsx": {
-      "max": 896,
-      "reason": "Existing component and demo responsibilities; extract cohesive modules in the follow-up refactor. No growth."
-    },
-    "tests/e2e/qualification.spec.ts": {
-      "max": 1540,
-      "reason": "Existing browser qualification scenarios; split by tested feature in the follow-up refactor. No growth."
-    }
-  },
+  "exceptions": {},
   "excluded": {}
 }

AGENTS.md

@@ -14,4 +14,4 @@ This repo is the shared `@nextide/ui` package. The playground exists only as a l
 - Do not assume backwards compatibility. If compatibility expectations are unclear, ask before locking the direction.
 - Never write product decisions, implementation details, API routing, fallback mechanics, or other internal plumbing into user-facing or agent-facing text. UI copy, notices, docs, prompts, labels, and tool messages should describe the user goal, required action, or visible state, not how the system is internally wired.
 
-Use `just setup` and `just check` for the shared development baseline; see README.md for focused tests and browser prerequisites. Keep named LOC budgets and function debt exceptions from growing.
+Use `just setup` and `just check` for the shared development baseline; see README.md for focused tests and browser prerequisites. Keep source files within 600 lines, tests within 900 lines, functions within 100 lines, and complexity within 12; do not add legacy debt exceptions.

README.md

@@ -22,12 +22,10 @@ Windows' `bin` directory to PATH so `just` can find `sh`.
   Port 4173 must be free. Focus with `just test-integration -g "campaign schedule"`.
 
 The [shared baseline](https://github.com/nextidemedia/meta/blob/main/docs/development-baseline.md)
-sets complexity 12, function length 100, and source/test LOC limits. `.loc.json`
-records exact legacy file budgets; reduce them after extraction and never grow
-or regenerate them to accept new code. Narrow function comments record each
-existing metric and the extraction debt; they are not permission to grow those
-functions. Accessibility exceptions explain specific SVG, forwarded-prop, or
-scroll-region semantics. Existing ESLint/React Hooks rules remain until parity
+sets complexity 12, function length 100, and source/test LOC limits. All source
+files meet the 600-line limit and browser suites meet the 900-line test limit;
+`.loc.json` has no exceptions. Accessibility exceptions explain specific SVG,
+forwarded-prop, or scroll-region semantics. Existing ESLint/React Hooks rules remain until parity
 with Oxlint is verified. Oxlint 1.80.0 was the newest stable npm release at least
 seven days old on 2026-09-08; the existing formatter and TypeScript remain pinned.