Moved certrbot plugin list to backend

frontend doesn't include when building in react version
adds swagger for existing dns-providers endpoint

backend/schema/components/dns-providers-list.json

@@ -0,0 +1,23 @@
+{
+	"type": "array",
+	"description": "DNS Providers list",
+	"items": {
+		"type": "object",
+		"required": ["id", "name", "credentials"],
+		"additionalProperties": false,
+		"properties": {
+			"id": {
+				"type": "string",
+				"description": "Unique identifier for the DNS provider, matching the python package"
+			},
+			"name": {
+				"type": "string",
+				"description": "Human-readable name of the DNS provider"
+			},
+			"credentials": {
+				"type": "string",
+				"description": "Instructions on how to format the credentials for this DNS provider"
+			}
+		}
+	}
+}

backend/schema/paths/nginx/certificates/dns-providers/get.json

@@ -0,0 +1,52 @@
+{
+	"operationId": "getDNSProviders",
+	"summary": "Get DNS Providers for Certificates",
+	"tags": [
+		"Certificates"
+	],
+	"security": [
+		{
+			"BearerAuth": [
+				"certificates"
+			]
+		}
+	],
+	"responses": {
+		"200": {
+			"description": "200 response",
+			"content": {
+				"application/json": {
+					"examples": {
+						"default": {
+							"value": [
+								{
+									"id": "vultr",
+									"name": "Vultr",
+									"credentials": "dns_vultr_key = YOUR_VULTR_API_KEY"
+								},
+								{
+									"id": "websupport",
+									"name": "Websupport.sk",
+									"credentials": "dns_websupport_identifier = <api_key>\ndns_websupport_secret_key = <secret>"
+								},
+								{
+									"id": "wedos",
+									"name": "Wedos",
+									"credentials": "dns_wedos_user = <wedos_registration>\ndns_wedos_auth = <wapi_password>"
+								},
+								{
+									"id": "zoneedit",
+									"name": "ZoneEdit",
+									"credentials": "dns_zoneedit_user = <login-user-id>\ndns_zoneedit_token = <dyn-authentication-token>"
+								}
+							]
+						}
+					},
+					"schema": {
+						"$ref": "../../../../components/dns-providers-list.json"
+					}
+				}
+			}
+		}
+	}
+}

backend/schema/paths/nginx/certificates/test-http/post.json

@@ -7,18 +7,24 @@
 			"BearerAuth": ["certificates"]
 		}
 	],
-	"parameters": [
-		{
-			"in": "query",
-			"name": "domains",
-			"description": "Expansions",
-			"required": true,
-			"schema": {
-				"type": "string",
-				"example": "[\"test.example.ord\",\"test.example.com\",\"nonexistent.example.com\"]"
+	"requestBody": {
+		"description": "Test Payload",
+		"required": true,
+		"content": {
+			"application/json": {
+				"schema": {
+					"type": "object",
+					"additionalProperties": false,
+					"required": ["domains"],
+					"properties": {
+						"domains": {
+							"$ref": "../../../../common.json#/properties/domain_names"
+						}
+					}
+				}
 			}
 		}
-	],
+	},
 	"responses": {
 		"200": {
 			"description": "200 response",

backend/schema/swagger.json

@@ -61,14 +61,19 @@
 				"$ref": "./paths/nginx/certificates/post.json"
 			}
 		},
+		"/nginx/certificates/dns-providers": {
+			"get": {
+				"$ref": "./paths/nginx/certificates/dns-providers/get.json"
+			}
+		},
 		"/nginx/certificates/validate": {
 			"post": {
 				"$ref": "./paths/nginx/certificates/validate/post.json"
 			}
 		},
 		"/nginx/certificates/test-http": {
-			"get": {
-				"$ref": "./paths/nginx/certificates/test-http/get.json"
+			"post": {
+				"$ref": "./paths/nginx/certificates/test-http/post.json"
 			}
 		},
 		"/nginx/certificates/{certID}": {