[elsa] Remove elsa framework and clean up related configurations

This commit removes the entire elsa framework module and updates all related configuration files.

Changes:
- Remove framework/elsa directory (fit-elsa and fit-elsa-react)
- Remove elsa version from SECURITY.md
- Remove elsa-v0.4.2 version option from bug report template
- Remove elsa compilation check reference from PR template
- Delete .github/workflows/elsa-compile.yml workflow
- Remove elsa exclusion rules from framework-java-compile.yml workflow

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: CodeCasterX

.github/ISSUE_TEMPLATE/01_bug_report.yml

@@ -33,7 +33,6 @@ body:
       description: 您使用的是哪个版本？/ Which version are you using?
       options:
         - "v3.5.3"
-        - "elsa-v0.4.2"
         - "其他 (请在下方说明) / Other (please specify below)"
     validations:
       required: true

.github/PULL_REQUEST_TEMPLATE.md

@@ -101,7 +101,7 @@ Do not create a Pull Request without creating an issue first.
 
 - [ ] 我已经编写了必要的单元测试来验证逻辑正确性 / I have written necessary unit-tests to verify the logic correction
 - [ ] 当存在跨模块依赖时，我尽量使用了 mock / I have used mocks when cross-module dependencies exist
-- [ ] 基础检查通过：`mvn -B clean package -Dmaven.test.skip=true`，elsa README 中的编译检查 / Basic checks pass
+- [ ] 基础检查通过：`mvn -B clean package -Dmaven.test.skip=true` / Basic checks pass
 - [ ] 单元测试通过：`mvn clean install` / Unit tests pass
 
 **文档和兼容性 / Documentation and Compatibility:**

.github/workflows/elsa-compile.yml

@@ -8,7 +8,6 @@ on:
     paths:
     - 'framework/**'
     - '!framework/python/**'
-    - '!framework/elsa/**'
     - 'examples/**'
   pull_request:
     branches:
@@ -17,7 +16,6 @@ on:
     paths:
       - 'framework/**'
       - '!framework/python/**'
-      - '!framework/elsa/**'
       - 'examples/**'
 
 jobs:

.github/workflows/framework-java-compile.yml

@@ -9,8 +9,6 @@ Please use the following table to understand which versions are currently suppor
 | -------------- | ------------------------- |
 | v3.5.x         | ✅ 支持 / Supported       |
 | < v3.5.0       | ❌ 不支持 / Not Supported |
-| elsa-v0.1.x    | ✅ 支持 / Supported       |
-| < elsa-v0.1.x  | ❌ 不支持 / Not Supported |
 
 ## 🚨 报告漏洞 / Reporting Vulnerabilities