Trim README secondary sections

Author: chenbo

.agent-context/contracts/test.contract.json

@@ -147,12 +147,6 @@
     "src/cli/task-args.ts": [
       "test/task-args.test.ts"
     ],
-    "src/harness/types.ts": [
-      "test/task-harness.test.ts"
-    ],
-    "src/integrations/codegraph.ts": [
-      "test/codegraph.test.ts"
-    ],
     "src/core/cache.ts": [
       "test/cache.test.ts"
     ],
@@ -231,7 +225,12 @@
       "test/contract-validator.test.ts",
       "test/validator.test.ts"
     ],
-    "src/llm/provider.ts": [],
+    "src/harness/types.ts": [
+      "test/task-harness.test.ts"
+    ],
+    "src/integrations/codegraph.ts": [
+      "test/codegraph.test.ts"
+    ],
     "src/mcp/server.ts": [
       "test/mcp.test.ts"
     ],
@@ -312,15 +311,7 @@
     "src/sandbox/git-worktree-sandbox.ts": [],
     "src/sandbox/host-sandbox.ts": [],
     "src/sandbox/sandbox-adapter.ts": [],
-    "src/harness/observability/execution-trace.ts": [
-      "test/execution-trace.test.ts",
-      "test/hallucination-guard.test.ts",
-      "test/loop-controller.test.ts",
-      "test/opencode-launcher.test.ts",
-      "test/orchestrator.test.ts",
-      "test/policy-engine.test.ts",
-      "test/task-harness.test.ts"
-    ],
+    "src/llm/provider.ts": [],
     "src/harness/control-plane/decision-engine.ts": [
       "test/task-harness.test.ts"
     ],
@@ -333,6 +324,15 @@
       "test/orchestrator.test.ts",
       "test/task-harness.test.ts"
     ],
+    "src/harness/observability/execution-trace.ts": [
+      "test/execution-trace.test.ts",
+      "test/hallucination-guard.test.ts",
+      "test/loop-controller.test.ts",
+      "test/opencode-launcher.test.ts",
+      "test/orchestrator.test.ts",
+      "test/policy-engine.test.ts",
+      "test/task-harness.test.ts"
+    ],
     "src/harness/verification-plane/policy-engine.ts": [
       "test/hallucination-guard.test.ts",
       "test/policy-engine.test.ts",
@@ -885,7 +885,8 @@
       "test/fixtures/monorepo/packages/web/src/index.ts",
       "test/fixtures/next-app/src/app/api/login/route.ts"
     ],
-    "benchmarks/fixtures/monorepo/packages/shared/src/metrics.ts": [
+    "benchmarks/fixtures/monorepo/packages/web/src/app.ts": [
+      "test/capp-commands.test.ts",
       "test/fixtures.test.ts",
       "test/fixtures/monorepo/package.json",
       "test/fixtures/monorepo/pnpm-workspace.yaml",
@@ -910,8 +911,8 @@
       "test/fixtures/monorepo/packages/web/src/index.ts",
       "test/fixtures/next-app/src/app/api/login/route.ts"
     ],
-    "benchmarks/fixtures/monorepo/packages/web/src/app.ts": [
-      "test/capp-commands.test.ts",
+    "benchmarks/fixtures/monorepo/packages/web/src/config.ts": [
+      "test/config.test.ts",
       "test/fixtures.test.ts",
       "test/fixtures/monorepo/package.json",
       "test/fixtures/monorepo/pnpm-workspace.yaml",
@@ -936,8 +937,7 @@
       "test/fixtures/monorepo/packages/web/src/index.ts",
       "test/fixtures/next-app/src/app/api/login/route.ts"
     ],
-    "benchmarks/fixtures/monorepo/packages/web/src/config.ts": [
-      "test/config.test.ts",
+    "benchmarks/fixtures/monorepo/packages/shared/src/metrics.ts": [
       "test/fixtures.test.ts",
       "test/fixtures/monorepo/package.json",
       "test/fixtures/monorepo/pnpm-workspace.yaml",