docs(issues): add 0071 cpp panels roadmap + 0071f subprocess_streamer

0071 cataloga paneles ImGui candidatos a extraccion por tier (rule of three).
0071f es el primer sub-issue activable: subprocess_streamer ya tiene 3 consumidores
reales en graph_explorer (chat, jobs, extract_panel). README actualizado con 0068-0071+0071f.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

dev/issues/README.md

@@ -83,3 +83,8 @@
 | [0065](0065-extract-jobs-system-to-registry.md) | Extraer jobs system de graph_explorer al registry (jobs_pool + cache + subprocess worker) | pendiente | alta | refactor | 0066 |
 | [0066](0066-online-data-recopilation-mvp.md) | online_data_recopilation — odr_console MVP (lanzador GUI + 5-pasos + 1 collector) | pendiente | alta | feature | — |
 | [0067](0067-odr-osint-prereqs-roadmap.md) | Roadmap de prereqs — issues de osint_graph que odr_console necesita antes/durante MVP | pendiente | alta | planning | — |
+| [0068](0068-e2e-validation-loop-fn4-fn5.md) | Validacion e2e fase 4-5 del bucle reactivo (fn-analizador + fn-mejorador) | pendiente | alta | feature | — |
+| [0069](0069-autonomous-agent-loop-self-iterating-tasks.md) | Bucle autonomo de agente — tareas auto-iterativas | pendiente | media | feature | — |
+| [0070](0070-browser-helpers-global-roadmap.md) | Roadmap helpers globales para browser/CDP | pendiente | media | planning | — |
+| [0071](0071-extract-reusable-cpp-panels-roadmap.md) | Roadmap de extraccion de paneles ImGui reutilizables a cpp/functions/ | pendiente | media | planning | — |
+| [0071f](0071f-extract-subprocess-streamer.md) | Extraer `subprocess_streamer` a cpp/functions/core/ (sub-issue de 0071) | pendiente | media | refactor | parte de 0071 |