add browser-chat example (#107)

This adds a new example: A chat app based on iroh gossip, running both in the browser and on the command line.

See the README for details.

* based on #106 for CI infrastructure added there
* uses n0-computer/iroh#3189 and n0-computer/iroh-gossip#37

.github/workflows/deploy.yml

@@ -6,12 +6,15 @@ on:
       - main
     paths:
       - "browser-echo/**"
+      - "browser-chat/**"
   pull_request:
     paths:
       - "browser-echo/**"
+      - "browser-chat/**"
   workflow_dispatch:
     inputs:
       pr_number:
+        description: "PR number"
         required: true
         type: string
 
@@ -92,7 +95,7 @@ jobs:
           issue-number: ${{ github.event.pull_request.number || inputs.pr_number }}
           comment-id: ${{ steps.fc.outputs.comment-id }}
           body: |
-            Deployment for this PR has been generated and is available at: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}/${{ env.PREVIEW_PATH }}/browser-echo/
+            Deployment for this PR has been generated and is available at: https://${{ github.repository_owner }}.github.io/${{ github.event.repository.name }}/${{ env.PREVIEW_PATH }}
 
             Last updated: ${{ env.TIMESTAMP }}
           edit-mode: replace

Makefile.toml

@@ -4,7 +4,10 @@
 # it builds all browser examples, and assembles them in a deploy-out directory
 # together with a simple index.html with links to the individual examples.
 [tasks.deploy]
-dependencies = [{ name = "deploy", path = "browser-echo" }]
+dependencies = [
+    { name = "deploy", path = "browser-echo" },
+    { name = "deploy", path = "browser-chat" },
+]
 
 script = '''
 rm -r deploy-out || true
@@ -19,5 +22,8 @@ EOF
 cp -r browser-echo/public deploy-out/browser-echo
 echo '<li><a href="./browser-echo/index.html">browser-echo</li>' >> deploy-out/index.html
 
+cp -r browser-chat/frontend/dist deploy-out/browser-chat
+echo '<li><a href="./browser-chat/index.html">browser-chat</li>' >> deploy-out/index.html
+
 echo '</ul></body></html>' >> deploy-out/index.html
 '''