feat: manual approvals (#748)

* manual user approvals

* refactor implementation

* cleanup

* fix lint errors

* i18n

* remove isLastEntry frontend check

* address fe feedback

* always run claude plan with approvals

* add watchkill script back to plan mode

* update timeout

* tooltip hover

* use response type

* put back watchkill append hack

shared/schemas/claude_code.json

@@ -23,6 +23,12 @@
         "null"
       ]
     },
+    "approvals": {
+      "type": [
+        "boolean",
+        "null"
+      ]
+    },
     "model": {
       "type": [
         "string",