Initial commit: LangChain evolution tutorial deck (132 slides)

- Cover, TOC, 5 dividers, 3 recap slides - 5 sections (chains, langgraph, deepagents, openswe, ecosystem) - design-system.js with theme tokens + 9 helper functions - research/: timeline + sources + per-tech notes - final-compile.js + merge.js for rebuild pipeline - output/: langchain-evolution.pptx (2.3 MB) + langchain-evolution.pdf (1.1 MB) + 7 sample previews
2026-06-22 11:29:03 +03:00
parent ed5b5c91bf
commit 75601988c2
220 changed files with 13069 additions and 3 deletions
@@ -0,0 +1,72 @@
+// Slide 10: LangGraph Platform deployment + langgraph.json + SDK invoke
+// Code slide with platform overview + deploy + remote invoke.
+
+const ds = require('./design-system');
+
+function createSlide(pres, theme) {
+  const slide = pres.addSlide();
+  ds.helpers.slideBase(slide, pres, theme);
+
+  ds.helpers.addHeader(slide, pres, theme, {
+    eyebrow: 'STAGE 5: ECOSYSTEM',
+    section: 'Deployment',
+    title: 'LangGraph Platform: deploy + invoke',
+    sectionNumber: 5,
+    titleSize: 24,
+  });
+
+  // Left: langgraph.json + deploy
+  ds.helpers.addCodeBlock(slide, pres, theme, {
+    x: 0.5, y: 1.45, w: 4.5, h: 2.55,
+    language: 'bash',
+    fontSize: 10,
+    code: [
+      '# 1. Конфиг: langgraph.json в корне репо',
+      'cat > langgraph.json <<\'JSON\'',
+      '{',
+      '  "graphs": {"agent": "./agent.py:graph"},',
+      '  "env": "./.env"',
+      '}',
+      'JSON',
+      '',
+      '# 2. Deploy one-shot',
+      'langgraph deploy --name my-agent-prod',
+    ].join('\n'),
+  });
+
+  // Right: SDK invoke
+  ds.helpers.addCodeBlock(slide, pres, theme, {
+    x: 5.2, y: 1.45, w: 4.3, h: 2.55,
+    language: 'python',
+    fontSize: 10,
+    code: [
+      'from langgraph_sdk import get_client',
+      '',
+      'client = get_client(url=',
+      '    "https://my-agent-prod.us.langgraph.app"',
+      ')',
+      '',
+      '# async API: thread + run',
+      'thread = await client.threads.create()',
+      'run = await client.runs.create(',
+      '    thread["thread_id"], "agent", input={"q": "hi"}',
+      ')',
+    ].join('\n'),
+  });
+
+  // Bottom callout
+  ds.helpers.addCallout(slide, pres, theme, {
+    x: 0.5, y: 4.15, w: 9.0, h: 0.8,
+    kind: 'info',
+    title: 'LangGraph Platform',
+    text: 'managed-хостинг для графа: build из langgraph.json, deploy через CLI, ' +
+          'получаете HTTPS endpoint + Studio UI + threads + cron + webhooks.',
+  });
+
+  ds.helpers.addSourceLine(slide, pres, theme, {
+    source: 'langchain-ai.github.io/langgraph/concepts/langgraph_platform/',
+  });
+  ds.helpers.addPageNumber(slide, pres, theme, 10);
+}
+
+module.exports = { createSlide };