fix(robot): resolve suite setup hangs and RF7 syntax errors

- Replace blocking Run Process with Start Process for uvicorn server
- Fix RF7 IF condition syntax: ${status_code} → $status_code
- Add bash wrapper script for reliable conda env server startup
- Add Create Anonymous Session to suite setup for health check polling
- Simplify .gitignore for robot results

tests/robot/resources/common.resource

@@ -26,14 +26,12 @@ ${SERVER_PROCESS}           ${EMPTY}
 # ---------------------------------------------------------------------------
 Start Aniworld Server
     [Documentation]    Start the FastAPI uvicorn server as a background process.
-    ${result}=    Run Process    conda    run    -n    AniWorld    python    -m    uvicorn    src.server.fastapi_app:app
-    ...    --host    ${SERVER_HOST}    --port    ${SERVER_PORT}
-    ...    --no-access-log
+    ${handle}=    Start Process    bash    /home/lukas/Volume/repo/Aniworld/tests/robot/start_server.sh
     ...    cwd=/home/lukas/Volume/repo/Aniworld
     ...    stdout=${CURDIR}/../fixtures/server_stdout.log
     ...    stderr=${CURDIR}/../fixtures/server_stderr.log
-    Set Suite Variable    ${SERVER_PROCESS}    ${result}
-    Sleep    3s
+    Set Suite Variable    ${SERVER_PROCESS}    ${handle}
+    Sleep    5s
 
 Stop Aniworld Server
     [Documentation]    Terminate the uvicorn server process and clean up log files.
@@ -49,8 +47,8 @@ Wait For Server
         ${resp}=    Run Keyword And Ignore Error
         ...    GET On Session    anon    /health    expected_status=any
         IF    '${resp}[0]' == 'PASS'
-            ${status_code}=    Set Variable    ${resp}[1].status_code
-            IF    ${status_code} == 200 or ${status_code} == 503
+            ${status_code}=    Evaluate    $resp[1].status_code
+            IF    $status_code == 200 or $status_code == 503
                 RETURN
             END
         END