feat(docs): add GIF, GitHub URL, and more endpoints

docs/content/docs/index.mdx

@@ -36,3 +36,5 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 The source code of ckanaction can be found at [github.com/dathere/ckanaction](https://github.com/ckanaction).
 
 You may also explore this web app to view more code examples for each endpoint and also use an interactive GUI for sending HTTP requests to any local or remote CKAN instance.
+
+![ckanaction web app demo](/ckanaction-web-app-interactive-demo.gif)

docs/content/docs/package_search.mdx

@@ -0,0 +1,18 @@
+---
+title: /package_search
+full: true
+_openapi:
+  method: GET
+  route: /package_search
+  toc: []
+  structuredData:
+    headings: []
+    contents:
+      - content: Searches for packages satisfying a given search criteria.
+---
+
+{/* This file was generated by Fumadocs. Do not edit this file directly. Any changes should be made by running the generation command again. */}
+
+Searches for packages satisfying a given search criteria.
+
+<APIPage document={"./lib/openapi.yml"} operations={[{"path":"/package_search","method":"get"}]} webhooks={[]} hasHead={false} />

docs/content/docs/package_show.mdx

@@ -0,0 +1,18 @@
+---
+title: /package_show
+full: true
+_openapi:
+  method: GET
+  route: /package_show
+  toc: []
+  structuredData:
+    headings: []
+    contents:
+      - content: Return the metadata of a dataset and its resources.
+---
+
+{/* This file was generated by Fumadocs. Do not edit this file directly. Any changes should be made by running the generation command again. */}
+
+Return the metadata of a dataset and its resources.
+
+<APIPage document={"./lib/openapi.yml"} operations={[{"path":"/package_show","method":"get"}]} webhooks={[]} hasHead={false} />