feat: add E-FlowCode provider preset across all five apps

Multi-protocol provider: Anthropic for Claude, OpenAI Responses for
Codex/OpenClaw, OpenAI for OpenCode, custom Gemini config. Includes
PNG icon via URL import and provider-specific settings like effortLevel,
enabledPlugins, and custom TOML config for Codex.

src/config/opencodeProviderPresets.ts

@@ -1376,6 +1376,36 @@ export const opencodeProviderPresets: OpenCodeProviderPreset[] = [
       },
     },
   },
+  {
+    name: "E-FlowCode",
+    websiteUrl: "https://e-flowcode.cc",
+    apiKeyUrl: "https://e-flowcode.cc",
+    settingsConfig: {
+      npm: "@ai-sdk/openai",
+      options: {
+        apiKey: "",
+        baseURL: "https://e-flowcode.cc/v1",
+      },
+      models: {
+        "gpt-5.2-codex": {
+          name: "gpt-5.2-codex",
+        },
+        "gpt-5.3-codex": {
+          name: "gpt-5.3-codex",
+        },
+      },
+    },
+    category: "third_party",
+    icon: "eflowcode",
+    iconColor: "#000000",
+    templateValues: {
+      apiKey: {
+        label: "API Key",
+        placeholder: "sk-...",
+        editorValue: "",
+      },
+    },
+  },
   {
     name: "AWS Bedrock",
     websiteUrl: "https://aws.amazon.com/bedrock/",