fix: fold session fork into session store

pnpm-lock.yaml

@@ -511,21 +511,6 @@ importers:
         specifier: ^4.0.0-rc.6
         version: 4.0.0-rc.6(@cordisjs/plugin-include@1.0.4)(@cordisjs/plugin-loader@1.0.0-rc.4)
 
-  packages/session-fork/session-fork:
-    devDependencies:
-      '@deepseek-ai/dsh-llm':
-        specifier: workspace:^
-        version: link:../../llm/llm
-      '@deepseek-ai/dsh-session':
-        specifier: workspace:^
-        version: link:../../core/session
-      '@deepseek-ai/dsh-session-persistence-jsonl':
-        specifier: workspace:^
-        version: link:../../session-persistence/session-persistence-jsonl
-      cordis:
-        specifier: ^4.0.0-rc.6
-        version: 4.0.0-rc.6(@cordisjs/plugin-include@1.0.4)(@cordisjs/plugin-loader@1.0.0-rc.4)
-
   packages/session-persistence/session-persistence:
     devDependencies:
       '@deepseek-ai/dsh-session':
@@ -2375,9 +2360,6 @@ packages:
   '@types/tough-cookie@4.0.5':
     resolution: {integrity: sha512-/Ad8+nIOV7Rl++6f1BdKxFSMgmoqEoYbHRpPcx3JEfv8VRsQe9Z4mCXeJBzxs7mbHY/XOZZuXlRNfhpVPbs6ZA==}
 
-  '@types/trusted-types@2.0.7':
-    resolution: {integrity: sha512-ScaPdn1dQczgbl0QFTeTOmVHFULt394XJgOQNoyVhZ6r2vLnMLJfBPd53SB52T/3G36VI1/g2MZaX0cwDuXsfw==}
-
   '@types/unist@3.0.3':
     resolution: {integrity: sha512-ko/gIFJRv177XgZsZcBwnqJN5x/Gien8qNOn0D5bQU/zAzVf9Zt3BlcUiLqhV9y4ARk0GbT3tnUiPNgnTXzc/Q==}
 
@@ -5108,9 +5090,6 @@ snapshots:
 
   '@types/tough-cookie@4.0.5': {}
 
-  '@types/trusted-types@2.0.7':
-    optional: true
-
   '@types/unist@3.0.3': {}
 
   '@typescript-eslint/eslint-plugin@8.61.0(@typescript-eslint/parser@8.61.0(eslint@10.5.0(jiti@2.7.0))(typescript@6.0.3))(eslint@10.5.0(jiti@2.7.0))(typescript@6.0.3)':
@@ -5204,10 +5183,7 @@ snapshots:
       '@typescript-eslint/types': 8.61.0
       eslint-visitor-keys: 5.0.1
 
-  '@upsetjs/venn.js@2.0.0':
-    optionalDependencies:
-      d3-selection: 3.0.0
-      d3-transition: 3.0.1(d3-selection@3.0.0)
+  '@upsetjs/venn.js@2.0.0': {}
 
   '@vitest/coverage-v8@4.1.8(vitest@4.1.8)':
     dependencies:
@@ -5597,9 +5573,7 @@ snapshots:
 
   diff@9.0.0: {}
 
-  dompurify@3.4.11:
-    optionalDependencies:
-      '@types/trusted-types': 2.0.7
+  dompurify@3.4.11: {}
 
   dts-resolver@3.0.0(oxc-resolver@11.20.0):
     optionalDependencies: