initial commit: slides + practica_resueltos + README

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

slides/pages/agents/11.md

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+---
+layout: default
+---
+
+# Checkpointer: SqliteSaver
+
+<div class="mt-4 text-xs">
+
+<v-click>
+
+**SqliteSaver**: Persistencia en SQLite (local)
+
+```bash
+npm install @langchain/langgraph-checkpoint-sqlite
+```
+
+</v-click>
+
+<v-click>
+
+```typescript
+import { createAgent } from "langchain";
+import { SqliteSaver } from "@langchain/langgraph-checkpoint-sqlite";
+
+const checkpointer = SqliteSaver.fromConnString("./agent_memory.db");
+await checkpointer.setup();  // Crear tablas
+
+const agent = createAgent({
+  model: "mistral:mistral-large-latest",
+  tools: [weatherTool],
+  checkpointer,
+});
+
+// El estado persiste aunque reinicies la aplicación
+```
+
+</v-click>
+
+<v-click>
+
+<div class="mt-4 text-xs opacity-80">
+Ideal para desarrollo local y aplicaciones de usuario único
+</div>
+
+</v-click>
+
+</div>