ci: update opencode workflow configuration

- Enable autoupdate in the opencode config for automatic updates.
- Add a step to install Python dependencies from requirements.txt.
- Enable sharing in the opencode action(for now).

.github/workflows/opencode.yml

@@ -1,10 +1,6 @@
 name: opencode
 
 on:
-  issues:
-    types: [opened, edited, labeled, assigned]
-  pull_request:
-    types: [opened, synchronize, reopened, review_requested]
   issue_comment:
     types: [created]
 
@@ -50,13 +46,20 @@ jobs:
                 }
               }
             },
-            "model": "gemini/gemini-2.5-pro"
+            "model": "gemini/gemini-2.5-pro",
+            "autoupdate": true
           }'
           echo "$CONFIG" > ~/.config/opencode/opencode.json
 
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
       - name: Run opencode
         uses: sst/opencode/github@latest
         env:
           OPENCODE_API_KEY: ${{ secrets.PROXY_API_KEY }}
         with:
-          model: llm-proxy/gemini/gemini-2.5-pro
+          model: llm-proxy/gemini/gemini-2.5-pro
+          share: true