fixes based on SEO tech analysis

.gitignore

@@ -9,3 +9,4 @@ public
 yarn-debug.log*
 yarn-error.log
 yarn-error.log*
+.vscode

README.md

@@ -13,6 +13,8 @@ yarn start
 
 Visit [`localhost:8000`](http://localhost:8000) to test it.
 
+If you need to query something use ['http://localhost:8000/\_\_\_graphql'](http://localhost:8000/___graphql)
+
 ## Writing a Blog Post
 
 - Create a new folder inside the `content/blog/`

content/blog/introducing-excalidraw-plus/index.md

@@ -2,7 +2,7 @@
 title: Introducing Excalidraw+
 date: 2021-05-03
 author: Excalidraw Team
-link: https://twitter.com/excalidraw
+link: https://github.com/orgs/excalidraw/people
 image: excalidraw-plus.png
 ---
 

gatsby-config.js

@@ -1,10 +1,14 @@
+const dayjs = require("dayjs");
+
+const siteUrl = process.env.URL || "https://blog.excalidraw.com";
+
 module.exports = {
   siteMetadata: {
     title: "Excalidraw Blog",
     description:
       "Get up to speed on the latest news and dive deep into inner workings of Excalidraw",
     image: "/og-image-3.png",
-    siteUrl: "https://blog.excalidraw.com",
+    siteUrl,
     social: {
       twitter: "excalidraw",
       github: "excalidraw",
@@ -73,7 +77,60 @@ module.exports = {
     },
     "gatsby-plugin-dark-mode",
     "gatsby-transformer-sharp",
-    "gatsby-plugin-sitemap",
+    {
+      resolve: "gatsby-plugin-sitemap",
+      options: {
+        query: `
+        {
+          site {
+            siteMetadata {
+              siteUrl
+            }
+          }
+          allSitePage {
+            nodes {
+              path
+            }
+          }
+          allMarkdownRemark {
+            nodes {
+              fields {
+                slug
+              }
+              frontmatter {
+                date(formatString: "YYYY-MM-DD")
+              }
+            }
+          }
+        }
+      `,
+        resolveSiteUrl: () => siteUrl,
+        serialize: ({ site, allMarkdownRemark }) => {
+          // nodes looks like array but its acutally an object
+          const pages = allMarkdownRemark.nodes.reduce((acc, node) => {
+            acc.push({
+              url: `${site.siteMetadata.siteUrl}${node.fields.slug}`,
+              changefreq: `yearly`,
+              priority: 0.4,
+              lastmod: node.frontmatter.date,
+            });
+
+            return acc;
+          }, []);
+
+          return [
+            ...pages,
+            // manually add root
+            {
+              url: `${site.siteMetadata.siteUrl}`,
+              changefreq: `weekly`,
+              priority: 1,
+              lastmod: dayjs(new Date()).format("YYYY-MM-DD"),
+            },
+          ];
+        },
+      },
+    },
     "gatsby-plugin-sharp",
     {
       resolve: "gatsby-plugin-google-analytics",

package.json

@@ -2,6 +2,7 @@
   "author": "Christopher Chedeau <[email protected]>",
   "dependencies": {
     "@weknow/gatsby-remark-twitter": "0.2.3",
+    "dayjs": "1.11.7",
     "gatsby": "2.32.12",
     "gatsby-embedder-excalidraw": "1.1.4",
     "gatsby-image": "3.11.0",

static/robots.txt

@@ -1,2 +1,3 @@
 User-agent: *
 Disallow:
+Sitemap: https://blog.excalidraw.com/sitemap.xml

yarn.lock

@@ -3433,20 +3433,10 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0:
-  version "1.0.30000987"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30000987.tgz#bc6b47217afd8226a2b1964635c6bff62cdf5738"
-  integrity sha512-O3VrjtRMTxoU5Cn5/QSmXeIR1gkVps4j9jqfIm4FLaQ5JzqBlVjMUG1xWnoYFv8N+H3Lp++aa05TekyIbjHL7g==
-
-caniuse-lite@^1.0.30001109:
-  version "1.0.30001151"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001151.tgz#1ddfde5e6fff02aad7940b4edb7d3ac76b0cb00b"
-  integrity sha512-Zh3sHqskX6mHNrqUerh+fkf0N72cMxrmflzje/JyVImfpknscMnkeJrlFGJcqTmaa0iszdYptGpWMJCRQDkBVw==
-
-caniuse-lite@^1.0.30001157:
-  version "1.0.30001161"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001161.tgz#64f7ffe79ee780b8c92843ff34feb36cea4651e0"
-  integrity sha512-JharrCDxOqPLBULF9/SPa6yMcBRTjZARJ6sc3cuKrPfyIk64JN6kuMINWqA99Xc8uElMFcROliwtz0n9pYej+g==
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001109, caniuse-lite@^1.0.30001157:
+  version "1.0.30001482"
+  resolved "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001482.tgz"
+  integrity sha512-F1ZInsg53cegyjroxLNW9DmrEQ1SuGRTO1QlpA0o2/6OpQ0gFeDRoq1yFmnr8Sakn9qwwt9DmbxHB6w167OSuQ==
 
 caw@^2.0.0, caw@^2.0.1:
   version "2.0.1"
@@ -4416,6 +4406,11 @@ date-now@^0.1.4:
   resolved "https://registry.yarnpkg.com/date-now/-/date-now-0.1.4.tgz#eaf439fd4d4848ad74e5cc7dbef200672b9e345b"
   integrity sha1-6vQ5/U1ISK105cx9vvIAZyueNFs=
 
+[email protected]:
+  version "1.11.7"
+  resolved "https://registry.yarnpkg.com/dayjs/-/dayjs-1.11.7.tgz#4b296922642f70999544d1144a2c25730fce63e2"
+  integrity sha512-+Yw9U6YO5TQohxLcIkrXBeY73WP3ejHWVvx8XCk3gxvQDCTEmS48ZrSZCKciI7Bhl/uCMyxYtE9UqRILmFphkQ==
+
 debug@2, [email protected], debug@^2.2.0, debug@^2.3.3, debug@^2.6.0, debug@^2.6.6, debug@^2.6.9:
   version "2.6.9"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.9.tgz#5d128515df134ff327e90a4c93f4e077a536341f"