Add community contribution defaults

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,34 @@
+name: Bug report
+description: Report a reproducible problem in a mechub project.
+title: "[Bug]: "
+labels:
+  - bug
+body:
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: What happened?
+      description: Tell us what went wrong and include relevant error output.
+    validations:
+      required: true
+  - type: input
+    id: version
+    attributes:
+      label: Version or commit
+      description: Which release, commit, or image tag were you using?
+    validations:
+      required: true
+  - type: textarea
+    id: steps
+    attributes:
+      label: Steps to reproduce
+      description: List the smallest reliable sequence that demonstrates the problem.
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected result
+      description: What did you expect to happen instead?
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Security issues
+    url: https://github.com/mechubsec/.github/security/policy
+    about: Report suspected vulnerabilities privately using the security policy.
+  - name: Questions and community discussion
+    url: https://github.com/mechubsec/.github/discussions
+    about: Ask questions and share ideas in the mechub community discussions.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,34 @@
+name: Feature request
+description: Suggest an improvement to a mechub project.
+title: "[Feature]: "
+labels:
+  - enhancement
+body:
+  - type: textarea
+    id: problem
+    attributes:
+      label: Problem
+      description: What problem would this feature solve, and who experiences it?
+    validations:
+      required: true
+  - type: input
+    id: version
+    attributes:
+      label: Version or commit
+      description: Which release or commit are you using today?
+    validations:
+      required: true
+  - type: textarea
+    id: proposal
+    attributes:
+      label: Proposal
+      description: Describe the behavior or interface you would like to see.
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected result
+      description: What outcome would indicate that the problem is solved?
+    validations:
+      required: true

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,17 @@
+## Summary
+
+<!-- What does this change do, and why? -->
+
+## Linked issue
+
+Closes #
+
+## Tests run
+
+<!-- List the exact checks or tests you ran. -->
+
+## Checklist
+
+- [ ] Public text for security changes is class-level.
+- [ ] No secrets, credentials, customer data, or lab data are included.
+- [ ] CHANGELOG.md is updated when appropriate.

profile/README.md

@@ -48,4 +48,10 @@ the hub is where every vendor's MCP server meets, on hardware you own.
 Public mechub projects are MIT licensed. Report vulnerabilities privately via
 the **Security** tab of the affected repository.
 
+## Get in touch / testers wanted
+
+Interested in trying mechub or helping test it? Join the [org
+Discussions](https://github.com/mechubsec/.github/discussions). Report suspected
+vulnerabilities privately through the [security policy](https://github.com/mechubsec/.github/security/policy).
+
 <p align="center"><sub>🌐 <a href="https://mechub.org">mechub.org</a></sub></p>