chore: replace docker compose setup with powershell backend launcher

README.md

@@ -28,7 +28,7 @@ It lets an LLM use controlled local tools (screen, click, type, shell) to comple
 main.py
 screenjob.py
 requirements.txt
-docker-compose.yml
+start_backend.ps1
 src/
   agent.py
   app_main.py
@@ -103,6 +103,12 @@ CLI JSON output includes both legacy and structured fields:
 python main.py server
 ```
 
+Or use the PowerShell launcher:
+
+```powershell
+.\start_backend.ps1
+```
+
 Auth for all API routes:
 
 - `Authorization: Bearer <SCREENJOB_TOKEN>`
@@ -164,16 +170,6 @@ Each job payload includes:
 
 `data` should contain useful structured output for the requester (text, object, list, etc.).
 
-## Docker Compose
-
-Run server in container:
-
-```powershell
-docker compose up --build
-```
-
-Service uses official Python image and reads `.env`.
-
 ## Verification
 
 Local: