appview/pages: add languages to repo index; show name and percentage on hover

This commit adds languages with their associated colour just below the
tabs on the repo index page. Hovering over the colours will display the
language name and file percentage within the repo.

Signed-off-by: BrookJeynes <[e-mail]>

appview/pages/templates/layouts/repobase.html

···
 {{ define "title" }}{{ .RepoInfo.FullName }}{{ end }}
 
 {{ define "content" }}
-<section id="repo-header" class="mb-4 py-2 px-6 dark:text-white">
-  {{ if .RepoInfo.Source }}
-  <p class="text-sm">
-  <div class="flex items-center">
-      {{ i "git-fork" "w-3 h-3 mr-1"}}
-      forked from
-      {{ $sourceOwner := didOrHandle .RepoInfo.Source.Did .RepoInfo.SourceHandle  }}
-      <a class="ml-1 underline" href="/{{ $sourceOwner }}/{{ .RepoInfo.Source.Name }}">{{ $sourceOwner }}/{{ .RepoInfo.Source.Name }}</a>
-  </div>
-  </p>
-  {{ end }}
-  <div class="text-lg flex items-center justify-between">
-    <div>
-      <a href="/{{ .RepoInfo.OwnerWithAt }}">{{ .RepoInfo.OwnerWithAt }}</a>
-      <span class="select-none">/</span>
-      <a href="/{{ .RepoInfo.FullName }}" class="font-bold">{{ .RepoInfo.Name }}</a>
-    </div>
+    <section id="repo-header" class="mb-4 py-2 px-6 dark:text-white">
+      {{ if .RepoInfo.Source }}
+      <p class="text-sm">
+      <div class="flex items-center">
+          {{ i "git-fork" "w-3 h-3 mr-1"}}
+          forked from
+          {{ $sourceOwner := didOrHandle .RepoInfo.Source.Did .RepoInfo.SourceHandle  }}
+          <a class="ml-1 underline" href="/{{ $sourceOwner }}/{{ .RepoInfo.Source.Name }}">{{ $sourceOwner }}/{{ .RepoInfo.Source.Name }}</a>
+      </div>
+      </p>
+      {{ end }}
+      <div class="text-lg flex items-center justify-between">
+        <div>
+          <a href="/{{ .RepoInfo.OwnerWithAt }}">{{ .RepoInfo.OwnerWithAt }}</a>
+          <span class="select-none">/</span>
+          <a href="/{{ .RepoInfo.FullName }}" class="font-bold">{{ .RepoInfo.Name }}</a>
+        </div>
+
+        {{ template "repo/fragments/repoActions" .RepoInfo }}
+      </div>
+      {{ template "repo/fragments/repoDescription" . }}
+    </section>
 
-    {{ template "repo/fragments/repoActions" .RepoInfo }}
-  </div>
-  {{ template "repo/fragments/repoDescription" . }}
-</section>
-    <section class="min-h-screen flex flex-col drop-shadow-sm">
+    <section
+        class="min-h-screen w-full flex flex-col drop-shadow-sm"
+    >
         <nav class="w-full pl-4 overflow-auto">
             <div class="flex z-60">
                 {{ $activeTabStyles := "-mb-px bg-white dark:bg-gray-800" }}
···
             </div>
         </nav>
         <section
-            class="bg-white dark:bg-gray-800 p-6 rounded relative w-full mx-auto drop-shadow-sm dark:text-white"
+            class="bg-white dark:bg-gray-800 p-6 rounded relative w-full drop-shadow-sm dark:text-white"
         >
             {{ block "repoContent" . }}{{ end }}
         </section>

appview/pages/templates/repo/index.html

···
     {{ template "repo/fragments/og" (dict "RepoInfo" .RepoInfo) }}
 {{ end }}
 
+{{ define "repoLanguages" }}
+    <div class="flex gap-[3px] -m-6 mb-6 overflow-hidden rounded-t">
+        {{ range $value := .Languages }}
+            <div
+                title="{{ $value.Name }} {{ printf "%.1f" $value.Percentage }}%"
+                class="h-2"
+                style="background-color: {{ $value.Color }}; width: {{ $value.Percentage }}%"
+            ></div>
+        {{ end }}
+    </div>
+{{ end }}
 
 {{ define "repoContent" }}
     <main>
+        {{ if .Languages }}
+            {{ block "repoLanguages" . }}{{ end }}
+        {{ end }}
         <div class="flex items-center justify-between pb-5">
           {{ block "branchSelector" . }}{{ end }}
           <div class="flex md:hidden items-center gap-4">