feat: add Ollama Cloud quota provider (#544)

* feat: add Ollama Cloud quota provider

Adds ollama-cloud quota provider that reads auth cookie from
~/.config/ollama-quota/cookie and fetches usage from ollama.com/settings.
Returns 3 windows: session, weekly, and premium (X/Y). Reuses Ollama
logo via provider alias.

* docs(quota): add ollama-cloud provider entry to DOCUMENTATION.md

packages/web/server/lib/quota/providers/index.js

@@ -18,6 +18,7 @@ import * as openrouter from './openrouter.js';
 import * as zai from './zai.js';
 import * as minimaxCodingPlan from './minimax-coding-plan.js';
 import * as minimaxCnCodingPlan from './minimax-cn-coding-plan.js';
+import * as ollamaCloud from './ollama-cloud.js';
 
 const registry = {
   claude: {
@@ -85,6 +86,12 @@ const registry = {
     providerName: minimaxCnCodingPlan.providerName,
     isConfigured: minimaxCnCodingPlan.isConfigured,
     fetchQuota: minimaxCnCodingPlan.fetchQuota
+  },
+  'ollama-cloud': {
+    providerId: ollamaCloud.providerId,
+    providerName: ollamaCloud.providerName,
+    isConfigured: ollamaCloud.isConfigured,
+    fetchQuota: ollamaCloud.fetchQuota
   }
 };
 
@@ -142,3 +149,4 @@ export const fetchZaiQuota = zai.fetchQuota;
 export const fetchNanoGptQuota = nanogpt.fetchQuota;
 export const fetchMinimaxCodingPlanQuota = minimaxCodingPlan.fetchQuota;
 export const fetchMinimaxCnCodingPlanQuota = minimaxCnCodingPlan.fetchQuota;
+export const fetchOllamaCloudQuota = ollamaCloud.fetchQuota;