feat: add context:sync tasks

Taskfile.yml

@@ -24,3 +24,14 @@ tasks:
       - golangci-lint run ./...
       - go vet ./...
       - go test ./... -race -count=1
+
+  context:sync:
+    desc: Regenerate all harness-specific context files
+    cmds:
+      - bash scripts/context-sync.sh
+  context:sync:claude:
+    cmds: [bash scripts/context-sync.sh claude]
+  context:sync:agents:
+    cmds: [bash scripts/context-sync.sh agents]
+  context:sync:cursor:
+    cmds: [bash scripts/context-sync.sh cursor]