Reintroduce instigating paths for snapshot middleware

src/snapshot_middleware/snapshots/test__client_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.client.lua
   relevant_paths:
     - /foo.client.lua
 name: foo
@@ -13,4 +15,4 @@ properties:
   Source:
     Type: String
     Value: Hello there!
-children: []
+children: []

src/snapshot_middleware/snapshots/test__csv_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.csv
   relevant_paths:
     - /foo.csv
 name: foo
@@ -13,4 +15,4 @@ properties:
   Contents:
     Type: String
     Value: "[{\"key\":\"Ack\",\"example\":\"An exclamation of despair\",\"source\":\"Ack!\",\"values\":{\"es\":\"¡Ay!\"}}]"
-children: []
+children: []

src/snapshot_middleware/snapshots/test__empty_folder.snap

@@ -5,9 +5,11 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo
   relevant_paths:
     - /foo
 name: foo
 class_name: Folder
 properties: {}
-children: []
+children: []

src/snapshot_middleware/snapshots/test__folder_in_folder.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo
   relevant_paths:
     - /foo
 name: foo
@@ -14,9 +16,11 @@ children:
   - snapshot_id: ~
     metadata:
       ignore_unknown_instances: false
+      instigating_source:
+        Path: /foo/Child
       relevant_paths:
         - /foo/Child
     name: Child
     class_name: Folder
     properties: {}
-    children: []
+    children: []

src/snapshot_middleware/snapshots/test__instance_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.txt
   relevant_paths:
     - /foo.txt
 name: foo
@@ -13,4 +15,4 @@ properties:
   Value:
     Type: String
     Value: Hello there!
-children: []
+children: []

src/snapshot_middleware/snapshots/test__model_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.model.json
   relevant_paths:
     - /foo.model.json
 name: foo
@@ -21,4 +23,4 @@ children:
     name: The Child
     class_name: StringValue
     properties: {}
-    children: []
+    children: []

src/snapshot_middleware/snapshots/test__module_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.lua
   relevant_paths:
     - /foo.lua
 name: foo
@@ -13,4 +15,4 @@ properties:
   Source:
     Type: String
     Value: Hello there!
-children: []
+children: []

src/snapshot_middleware/snapshots/test__server_from_imfs.snap

@@ -5,6 +5,8 @@ expression: instance_snapshot
 snapshot_id: ~
 metadata:
   ignore_unknown_instances: false
+  instigating_source:
+    Path: /foo.server.lua
   relevant_paths:
     - /foo.server.lua
 name: foo
@@ -13,4 +15,4 @@ properties:
   Source:
     Type: String
     Value: Hello there!
-children: []
+children: []