Changes for 2.0.0 release

Author: gapple

SECURITY.md

@@ -2,13 +2,15 @@
 
 ## Supported Versions
 
-| Version  | Supported          |
-| -------: | ------------------ |
-| `1.1`    | :white_check_mark: |
-| `1.0`    | 🟨 Until 2023-07-31 |
-| `0.x`    | :x:                |
+| Version | Supported           |
+|--------:|---------------------|
+|   `2.0` | :white_check_mark:  |
+|   `1.1` | 🟨 Until 2024-02-31 |
+|   `1.0` | 🟨 Until 2023-07-31 |
+|   `0.x` | :x:                 |
 
-Minor versions will be supported for 6 months after a newer minor release is available.
+Minor versions will be supported for 6 months after a newer minor release is available.  
+Major versions will be supported for 1 year after a newer major release is available.
 
 ## Reporting a Vulnerability
 

composer.json

@@ -37,7 +37,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-develop": "1.1.x-dev"
+            "dev-develop": "2.0.x-dev"
         }
     },
     "repositories": [