Adds license

Cargo.toml

@@ -2,6 +2,7 @@
 name = "pg_parquet"
 version = "0.1.0"
 edition = "2021"
+license-file = "LICENSE"
 
 [lib]
 crate-type = ["cdylib","lib"]

LICENSE

@@ -0,0 +1,19 @@
+PostgreSQL License
+
+Copyright (c) 2024, Crunchy Data Solutions, Inc.
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose, without fee, and without a written agreement is
+hereby granted, provided that the above copyright notice and this paragraph
+and the following two paragraphs appear in all copies.
+
+IN NO EVENT SHALL CRUNCHY DATA SOLUTIONS, INC. BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
+SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
+OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF CRUNCHY DATA SOLUTIONS, INC.
+HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+CRUNCHY DATA SOLUTIONS, INC. SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS,
+AND CRUNCHY DATA SOLUTIONS, INC. HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
+ENHANCEMENTS, OR MODIFICATIONS.