refactor(automation): remove automation_level legacy fields

robot/automation_level_removed.robot

@@ -0,0 +1,23 @@
+*** Settings ***
+Documentation    Integration tests verifying automation_level removal
+Library          Process
+Library          OperatingSystem
+
+*** Variables ***
+${PYTHON}        python
+
+*** Test Cases ***
+Plan Use Rejects Automation Level Flag
+    [Documentation]    Verify plan use --automation-level is no longer accepted
+    ${result}=    Run Process    ${PYTHON}    -m    cleveragents    plan    use    --automation-level    manual    local/test
+    ...    stderr=STDOUT
+    Should Not Be Equal As Integers    ${result.rc}    0
+    Should Contain    ${result.stdout}    No such option
+
+Plan Commands Work With Profile Only Flow
+    [Documentation]    Verify plan lifecycle works with automation_profile only
+    ${result}=    Run Process    ${PYTHON}    -c
+    ...    from cleveragents.domain.models.core.plan import Plan; print('automation_profile only')
+    ...    stderr=STDOUT
+    Should Be Equal As Integers    ${result.rc}    0
+    Should Contain    ${result.stdout}    automation_profile only