feat: add configurable Polaris dashboard URL setting

- Add getDashboardUrl() and setDashboardUrl() functions to polaris.ts
- Update PolarisSettings with dashboard URL input field
- Replace hardcoded POLARIS_DASHBOARD_PROXY with configurable getPolarisProxyUrl()
- Increase namespace detail panel width to 800px
- Remove unused 'Skipped' field from overview dashboard
- Version bump to 0.2.2

Generated with [Claude Code](https://claude.ai/code)
via [Happy](https://happy.engineering)

Co-Authored-By: Claude <noreply@anthropic.com>
Co-Authored-By: Happy <yesreply@happy.engineering>

src/components/PolarisSettings.tsx

@@ -1,6 +1,6 @@
 import { NameValueTable, SectionBox } from '@kinvolk/headlamp-plugin/lib/CommonComponents';
 import React from 'react';
-import { getRefreshInterval, INTERVAL_OPTIONS, setRefreshInterval } from '../api/polaris';
+import { getDashboardUrl, getRefreshInterval, INTERVAL_OPTIONS, setDashboardUrl, setRefreshInterval } from '../api/polaris';
 
 interface PluginSettingsProps {
   data?: { [key: string]: string | number | boolean };
@@ -10,13 +10,20 @@ interface PluginSettingsProps {
 export default function PolarisSettings(props: PluginSettingsProps) {
   const { data, onDataChange } = props;
   const currentInterval = (data?.refreshInterval as number) ?? getRefreshInterval();
+  const currentUrl = (data?.dashboardUrl as string) ?? getDashboardUrl();
 
-  function handleChange(e: React.ChangeEvent<HTMLSelectElement>) {
+  function handleIntervalChange(e: React.ChangeEvent<HTMLSelectElement>) {
     const seconds = Number(e.target.value);
     setRefreshInterval(seconds);
     onDataChange?.({ ...data, refreshInterval: seconds });
   }
 
+  function handleUrlChange(e: React.ChangeEvent<HTMLInputElement>) {
+    const url = e.target.value;
+    setDashboardUrl(url);
+    onDataChange?.({ ...data, dashboardUrl: url });
+  }
+
   return (
     <SectionBox title="Polaris Settings">
       <NameValueTable
@@ -24,7 +31,7 @@ export default function PolarisSettings(props: PluginSettingsProps) {
           {
             name: 'Refresh Interval',
             value: (
-              <select value={currentInterval} onChange={handleChange}>
+              <select value={currentInterval} onChange={handleIntervalChange}>
                 {INTERVAL_OPTIONS.map(opt => (
                   <option key={opt.value} value={opt.value}>
                     {opt.label}
@@ -33,6 +40,24 @@ export default function PolarisSettings(props: PluginSettingsProps) {
               </select>
             ),
           },
+          {
+            name: 'Dashboard URL',
+            value: (
+              <input
+                type="text"
+                value={currentUrl}
+                onChange={handleUrlChange}
+                placeholder="/api/v1/namespaces/polaris/services/polaris-dashboard:80/proxy/"
+                style={{
+                  width: '100%',
+                  padding: '4px 8px',
+                  border: '1px solid #ccc',
+                  borderRadius: '4px',
+                  fontSize: '14px',
+                }}
+              />
+            ),
+          },
         ]}
       />
     </SectionBox>