feat: add governed postbox delivery and report hardening

src/govoplan_campaign/backend/schemas.py

@@ -194,6 +194,10 @@ class CampaignDeltaResponse(BaseModel):
     watermark: str | None = None
     has_more: bool = False
     full: bool = False
+    total: int = 0
+    page: int = 1
+    page_size: int = 500
+    pages: int = 1
 
 
 class CampaignWorkspaceDeltaResponse(CampaignWorkspaceResponse):
@@ -216,6 +220,10 @@ class CampaignShareItem(BaseModel):
 
 class CampaignShareListResponse(BaseModel):
     shares: list[CampaignShareItem]
+    total: int = 0
+    page: int = 1
+    page_size: int = 500
+    pages: int = 1
 
 
 class CampaignShareTargetItem(BaseModel):
@@ -342,6 +350,13 @@ class CampaignRecipientAddressSourcesResponse(BaseModel):
     sources: list[CampaignRecipientAddressSource] = Field(default_factory=list)
 
 
+class CampaignPostboxCatalogResponse(BaseModel):
+    available: bool = False
+    postboxes: list[dict[str, Any]] = Field(default_factory=list)
+    templates: list[dict[str, Any]] = Field(default_factory=list)
+    organization_units: list[dict[str, Any]] = Field(default_factory=list)
+
+
 class CampaignRecipientAddressSourceSnapshotRequest(BaseModel):
     model_config = ConfigDict(extra="forbid")
 
@@ -439,8 +454,11 @@ class CampaignResolveOutcomeRequest(BaseModel):
         "not_sent",
         "imap_appended",
         "imap_not_appended",
+        "postbox_accepted",
+        "postbox_not_accepted",
     ]
     note: str | None = Field(default=None, max_length=2000)
+    attempt_id: str | None = Field(default=None, max_length=36)
 
     @model_validator(mode="after")
     def require_reconciliation_evidence(self) -> "CampaignResolveOutcomeRequest":
@@ -520,6 +538,7 @@ class CampaignDeliveryOptionsResponse(BaseModel):
     campaign_id: str
     version_id: str
     worker_queue_available: bool
+    postbox_available: bool = False
     synchronous_send: dict[str, Any] = Field(default_factory=dict)