Add contractors by residence endpoint and Bruno API collection

- Add GET /contractors/by-residence/:residence_id/ endpoint
- Create comprehensive Bruno API collection (89 endpoints)
- Collection covers all API endpoints with Local and Dev environments

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

bruno-collections/casera-api/Documents/Update Document.bru

@@ -0,0 +1,29 @@
+meta {
+  name: Update Document
+  type: http
+  seq: 4
+}
+
+put {
+  url: {{api_url}}/documents/:id/
+  body: json
+  auth: none
+}
+
+headers {
+  Authorization: Token {{auth_token}}
+}
+
+params:path {
+  id: 1
+}
+
+body:json {
+  {
+    "name": "Home Insurance Policy 2024",
+    "description": "Updated annual home insurance policy",
+    "file_url": "https://example.com/documents/policy-2024.pdf",
+    "residence_id": 1,
+    "is_warranty": false
+  }
+}