Add job-archive-demo.tar to .gitignore and ignore .idea directory in migrations/mysql***

***Update config-demo.json with new database connection details***
***Add console.log statement in Systems.root.svelte***
***Add "Partitions" menu item in Header.svelte***
***Add partitions related files and routes***
***Add partitions.entrypoint.js***
***Update Makefile to use pnpm instead of npm***
***Comment out wget commands in startDemo.sh***
***Update rollup.config.mjs to include partitions.entrypoint.js***
***Add PartitionSetting.svelte and Dashboard.svelte

web/templates/partitions/systems.tmpl

@@ -0,0 +1,14 @@
+{{define "content"}}
+    <div id="svelte-app"></div>
+{{end}}
+
+{{define "stylesheets"}}
+    <link rel='stylesheet' href='/build/partitions.css'>
+{{end}}
+{{define "javascript"}}
+    <script>
+        const infos = {{ .Infos }};
+        const clusterCockpitConfig = {{ .Config }};
+    </script>
+    <script src='/build/partitions.js'></script>
+{{end}}