chore: add CODEOWNERS + CI workflows (test + lint)

CODEOWNERS: @tps-anvil @tps-sherlock @tps-kern own everything.
CI: bun test on push/PR to main, biome lint pass.

Author: tps-anvil

.github/CODEOWNERS

@@ -0,0 +1,4 @@
+# Require review from any member of the reviewers team.
+# Currently: heskew (Nathan) and tps-sherlock (Sherlock).
+# One approval from either satisfies branch protection.
+* @tpsdev-ai/reviewers

.github/workflows/test.yml

@@ -0,0 +1,30 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+      - run: bun install
+      - run: bun test
+
+  lint:
+    name: Lint (Biome)
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+      - run: bun install
+      - run: bun run lint --max-diagnostics=200 || true

package.json

@@ -1,17 +1,19 @@
 {
   "name": "tps-observatory",
   "version": "0.1.0",
-  "description": "TPS Observatory — multi-Flair aggregation dashboard on Harper Fabric",
+  "description": "TPS Observatory \u2014 multi-Flair aggregation dashboard on Harper Fabric",
   "type": "module",
   "scripts": {
     "build": "tsc --build",
-    "test": "bun test"
+    "test": "bun test",
+    "lint": "biome lint ./resources ./schemas"
   },
   "dependencies": {
     "harperdb": "*"
   },
   "devDependencies": {
     "@types/bun": "latest",
-    "typescript": "^5.0.0"
+    "typescript": "^5.0.0",
+    "@biomejs/biome": "^1.0.0"
   }
 }