feat: Implement slack authentication

packages/backend/src/apps/slack/info.json

@@ -0,0 +1,100 @@
+{
+  "name": "Slack",
+  "key": "slack",
+  "iconUrl": "{BASE_URL}/apps/slack/assets/favicon.svg",
+  "docUrl": "https://automatisch.io/docs/slack",
+  "primaryColor": "2DAAE1",
+  "fields": [
+    {
+      "key": "accessToken",
+      "label": "Access Token",
+      "type": "string",
+      "required": true,
+      "readOnly": false,
+      "value": null,
+      "placeholder": null,
+      "description": "Access token of slack that Automatisch will connect to.",
+      "docUrl": "https://automatisch.io/docs/slack#access-token",
+      "clickToCopy": false
+    }
+  ],
+  "authenticationSteps": [
+    {
+      "step": 1,
+      "type": "mutation",
+      "name": "createConnection",
+      "arguments": [
+        {
+          "name": "key",
+          "value": "{key}"
+        },
+        {
+          "name": "formattedData",
+          "value": null,
+          "properties": [
+            {
+              "name": "accessToken",
+              "value": "{fields.accessToken}"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "step": 2,
+      "type": "mutation",
+      "name": "verifyConnection",
+      "arguments": [
+        {
+          "name": "id",
+          "value": "{createConnection.id}"
+        }
+      ]
+    }
+  ],
+  "reconnectionSteps": [
+    {
+      "step": 1,
+      "type": "mutation",
+      "name": "resetConnection",
+      "arguments": [
+        {
+          "name": "id",
+          "value": "{connection.id}"
+        }
+      ]
+    },
+    {
+      "step": 2,
+      "type": "mutation",
+      "name": "updateConnection",
+      "arguments": [
+        {
+          "name": "id",
+          "value": "{connection.id}"
+        },
+        {
+          "name": "formattedData",
+          "value": null,
+          "properties": [
+            {
+              "name": "accessToken",
+              "value": "{fields.accessToken}"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "step": 3,
+      "type": "mutation",
+      "name": "verifyConnection",
+      "arguments": [
+        {
+          "name": "id",
+          "value": "{connection.id}"
+        }
+      ]
+    }
+  ]
+}