Add missing license and other POM information. Add missing community health files.

Signed-off-by: James R. Perkins <jperkins@ibm.com>

Author: jamezp

CODEOWNERS

@@ -0,0 +1,2 @@
+# Default code owner for all files
+* @resteasy/reviewers

dco.txt

@@ -0,0 +1,37 @@
+Developer Certificate of Origin
+Version 1.1
+
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+1 Letterman Drive
+Suite D4700
+San Francisco, CA, 94129
+
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
+
+
+Developer's Certificate of Origin 1.1
+
+By making a contribution to this project, I certify that:
+
+(a) The contribution was created in whole or in part by me and I
+    have the right to submit it under the open source license
+    indicated in the file; or
+
+(b) The contribution is based upon previous work that, to the best
+    of my knowledge, is covered under an appropriate open source
+    license and I have the right under that license to submit that
+    work with modifications, whether created in whole or in part
+    by me, under the same open source license (unless I am
+    permitted to submit under a different license), as indicated
+    in the file; or
+
+(c) The contribution was provided directly to me by some other
+    person who certified (a), (b) or (c) and I have not modified
+    it.
+
+(d) I understand and agree that this project and the contribution
+    are public and that a record of the contribution (including all
+    personal information I submit with it, including my sign-off) is
+    maintained indefinitely and may be redistributed consistent with
+    this project or the open source license(s) involved.

pom.xml

@@ -5,6 +5,33 @@
     <artifactId>resteast-dev-site</artifactId>
     <version>1.0.0-SNAPSHOT</version>
 
+    <organization>
+        <name>RESTEasy Community</name>
+        <url>https://resteasy.dev</url>
+    </organization>
+
+    <licenses>
+        <license>
+            <name>Apache License 2.0</name>
+            <url>https://repository.jboss.org/licenses/apache-2.0.txt</url>
+            <distribution>repo</distribution>
+        </license>
+    </licenses>
+
+    <developers>
+        <developer>
+            <id>jamezp</id>
+            <name>James Perkins</name>
+            <email>jperkins@ibm.com</email>
+            <url>https://resteasy.dev</url>
+            <organization>IBM</organization>
+            <roles>
+                <role>project-lead</role>
+            </roles>
+            <timezone>-8</timezone>
+        </developer>
+    </developers>
+
     <properties>
         <maven.compiler.release>17</maven.compiler.release>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>