docs[patch]: Increase line height (#20960)

Help with readability, reduce intimidation factor

@hwchase17

docs/docusaurus.config.js

@@ -164,6 +164,7 @@ const config = {
             docId: "modules/index",
             label: "Components",
             position: "left",
+            className: "hidden-0\.2\.x",
           },
           {
             type: "docSidebar",

docs/src/css/custom.css

@@ -36,7 +36,7 @@
   --ifm-code-font-size: 95%;
   --ifm-font-family-base: 'Public Sans';
   --ifm-menu-link-padding-horizontal: 0.5rem;
-  --ifm-menu-link-padding-vertical: 0.375rem;
+  --ifm-menu-link-padding-vertical: 0.5rem;
   --doc-sidebar-width: 275px !important;
 }
 
@@ -55,6 +55,10 @@ nav, h1, h2, h3, h4 {
   font-family: 'Manrope';
 }
 
+.docs-version-0\.2\.x .hidden-0\.2\.x {
+  display: none;
+}
+
 .footer__links {
   margin-top: 1rem;
   margin-bottom: 3rem;
@@ -197,6 +201,10 @@ nav, h1, h2, h3, h4 {
   opacity: 0.5;
 }
 
+.markdown {
+  line-height: 2em;
+}
+
 .markdown > h2 {
   margin-top: 2rem;
   border-bottom-color: var(--ifm-color-primary);

docs/versioned_docs/version-0.2.x/get_started/introduction.mdx

@@ -43,12 +43,14 @@ These docs focus on the Python LangChain library. [Head here](https://js.langcha
 ## [Tutorials](/docs/tutorials)
 
 If you're looking to build something specific or are more of a hands-on learner, check out our [tutorials](/docs/tutorials).
-They're walkthroughs and techniques for common end-to-end tasks, such as:
+This is the best place to get started.
 
-- [Question answering with RAG](/docs/use_cases/question_answering/)
+These are the best ones to get started with:
-- [Extracting structured output](/docs/use_cases/extraction/)
+- [Build a Simple LLM Application](/docs/tutorials/llm_chain)
-- [Chatbots](/docs/use_cases/chatbots/)
+- [Build a Chatbot](/docs/tutorials/chatbot)
-- and more!
+- [Build an Agent](/docs/tutorials/agents)
+
+Explore the full list of tutorials [here](/docs/tutorials).
 
 
 ## [How-To Guides](/docs/how_to_guides)

docs/versioned_sidebars/version-0.2.x-sidebars.json

@@ -1,21 +1,6 @@
 {
   "docs": [
-    {
+    "get_started/introduction",
-      "type": "category",
-      "label": "Get started",
-      "collapsed": false,
-      "collapsible": false,
-      "items": [
-        {
-          "type": "autogenerated",
-          "dirName": "get_started"
-        }
-      ],
-      "link": {
-        "type": "doc",
-        "id": "get_started/introduction"
-      }
-    },
     {
       "type": "category",
       "label": "Tutorials",