feat add clash yaml convert (#3916)

* docs(agents): add AI agent guidance documentation

* feat(sub): add Clash/Mihomo YAML subscription service

Add SubClashService to convert subscription links to Clash/Mihomo
YAML format for direct client compatibility.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(sub): integrate Clash YAML endpoint into subscription system

- Add Clash route handler in SUBController
- Update BuildURLs to include Clash URL
- Pass Clash settings through subscription pipeline

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(web): add Clash settings to entity and service

- Add SubClashEnable, SubClashPath, SubClashURI fields
- Add getter methods for Clash configuration
- Set default Clash path to /clash/ and enable by default

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(ui): add Clash settings to subscription panels

- Add Clash enable switch in general subscription settings
- Add Clash path/URI configuration in formats panel
- Display Clash QR code on subscription page
- Rename JSON tab to "Formats" for clarity

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* feat(js): add Clash support to frontend models

- Add subClashEnable, subClashPath, subClashURI to AllSetting
- Generate and display Clash QR code on subscription page
- Handle Clash URL in subscription data binding

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

* fix

---------

Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-authored-by: Sanaei <ho3ein.sanaei@gmail.com>

web/assets/js/model/setting.js

@@ -38,6 +38,8 @@ class AllSetting {
         this.subPort = 2096;
         this.subPath = "/sub/";
         this.subJsonPath = "/json/";
+        this.subClashEnable = true;
+        this.subClashPath = "/clash/";
         this.subDomain = "";
         this.externalTrafficInformEnable = false;
         this.externalTrafficInformURI = "";
@@ -48,6 +50,7 @@ class AllSetting {
         this.subShowInfo = true;
         this.subURI = "";
         this.subJsonURI = "";
+        this.subClashURI = "";
         this.subJsonFragment = "";
         this.subJsonNoises = "";
         this.subJsonMux = "";