feat: add Hermes provider

server/modules/providers/services/provider-capabilities.service.ts

@@ -75,6 +75,15 @@ const PROVIDER_CAPABILITIES: Record<LLMProvider, ProviderCapabilities> = {
     supportsPermissionRequests: false,
     supportsTokenUsage: true,
   },
+  hermes: {
+    provider: 'hermes',
+    permissionModes: ['default'],
+    defaultPermissionMode: 'default',
+    supportsImages: false,
+    supportsAbort: true,
+    supportsPermissionRequests: true,
+    supportsTokenUsage: false,
+  },
 };
 
 /**

server/modules/providers/services/session-synchronizer.service.ts

@@ -23,6 +23,7 @@ export const sessionSynchronizerService = {
       cursor: 0,
       gemini: 0,
       opencode: 0,
+      hermes: 0,
     };
     const failures: string[] = [];
 

server/modules/providers/services/sessions-watcher.service.ts

@@ -39,6 +39,10 @@ const PROVIDER_WATCH_PATHS: Array<{ provider: LLMProvider; rootPath: string }> =
     provider: 'opencode',
     rootPath: path.join(os.homedir(), '.local', 'share', 'opencode'),
   },
+  {
+    provider: 'hermes',
+    rootPath: path.join(os.homedir(), '.hermes'),
+  },
 ];
 
 const WATCHER_IGNORED_PATTERNS = [
@@ -81,6 +85,10 @@ function isWatcherTargetFile(provider: LLMProvider, filePath: string): boolean {
     return path.basename(filePath) === 'opencode.db';
   }
 
+  if (provider === 'hermes') {
+    return path.basename(filePath) === 'state.db';
+  }
+
   if (provider === 'gemini') {
     return filePath.endsWith('.json') || filePath.endsWith('.jsonl');
   }

server/modules/providers/services/skills.service.ts

@@ -4,7 +4,29 @@ import type {
   ProviderSkillCreateInput,
   ProviderSkillListOptions,
   ProviderSkillRemoveInput,
+  ProviderSkillRegistryActionResult,
+  ProviderSkillRegistryInstallInput,
+  ProviderSkillRegistrySearchOptions,
+  ProviderSkillRegistrySearchResult,
 } from '@/shared/types.js';
+import { AppError } from '@/shared/utils.js';
+
+const getProviderSkills = (providerName: string) => providerRegistry.resolveProvider(providerName).skills;
+
+const requireSkillRegistryMethod = <TMethod extends keyof ReturnType<typeof getProviderSkills>>(
+  providerName: string,
+  methodName: TMethod,
+): NonNullable<ReturnType<typeof getProviderSkills>[TMethod]> => {
+  const skills = getProviderSkills(providerName);
+  const method = skills[methodName];
+  if (typeof method !== 'function') {
+    throw new AppError(`${providerName} does not support skill registry operations.`, {
+      code: 'PROVIDER_SKILL_REGISTRY_UNSUPPORTED',
+      statusCode: 400,
+    });
+  }
+  return method as NonNullable<ReturnType<typeof getProviderSkills>[TMethod]>;
+};
 
 export const providerSkillsService = {
   /**
@@ -14,8 +36,7 @@ export const providerSkillsService = {
     providerName: string,
     options?: ProviderSkillListOptions,
   ): Promise<ProviderSkill[]> {
-    const provider = providerRegistry.resolveProvider(providerName);
-    return provider.skills.listSkills(options);
+    return getProviderSkills(providerName).listSkills(options);
   },
 
   /**
@@ -25,8 +46,44 @@ export const providerSkillsService = {
     providerName: string,
     input: ProviderSkillCreateInput,
   ): Promise<ProviderSkill[]> {
-    const provider = providerRegistry.resolveProvider(providerName);
-    return provider.skills.addSkills(input);
+    return getProviderSkills(providerName).addSkills(input);
+  },
+
+  async searchSkillRegistry(
+    providerName: string,
+    query: string,
+    options?: ProviderSkillRegistrySearchOptions,
+  ): Promise<ProviderSkillRegistrySearchResult[]> {
+    const searchRegistry = requireSkillRegistryMethod(providerName, 'searchRegistry');
+    return searchRegistry.call(getProviderSkills(providerName), query, options);
+  },
+
+  async installRegistrySkill(
+    providerName: string,
+    input: ProviderSkillRegistryInstallInput,
+  ): Promise<ProviderSkillRegistryActionResult> {
+    const installRegistrySkill = requireSkillRegistryMethod(providerName, 'installRegistrySkill');
+    return installRegistrySkill.call(getProviderSkills(providerName), input);
+  },
+
+  async uninstallRegistrySkill(providerName: string, name: string): Promise<ProviderSkillRegistryActionResult> {
+    const uninstallRegistrySkill = requireSkillRegistryMethod(providerName, 'uninstallRegistrySkill');
+    return uninstallRegistrySkill.call(getProviderSkills(providerName), name);
+  },
+
+  async checkRegistryUpdates(providerName: string): Promise<ProviderSkillRegistryActionResult> {
+    const checkRegistryUpdates = requireSkillRegistryMethod(providerName, 'checkRegistryUpdates');
+    return checkRegistryUpdates.call(getProviderSkills(providerName));
+  },
+
+  async updateRegistrySkills(providerName: string): Promise<ProviderSkillRegistryActionResult> {
+    const updateRegistrySkills = requireSkillRegistryMethod(providerName, 'updateRegistrySkills');
+    return updateRegistrySkills.call(getProviderSkills(providerName));
+  },
+
+  async auditRegistrySkills(providerName: string): Promise<ProviderSkillRegistryActionResult> {
+    const auditRegistrySkills = requireSkillRegistryMethod(providerName, 'auditRegistrySkills');
+    return auditRegistrySkills.call(getProviderSkills(providerName));
   },
 
   async removeProviderSkill(