feat: Update ROADMAP with personal data handling and user moderation features

- Added goals for defining personal data categories and retention obligations.
- Included exit criteria for user-level moderation, personal collections, and self-service data export.
- Expanded Phase 2 goals to include remote actor moderation and shareable block lists.

chore: Update flake.nix to specify main program

- Set the main program for the project in the flake configuration.

feat: Add issue templates for bug reports, feature requests, and questions

- Created structured templates to streamline issue reporting and feature suggestions.

docs: Add pull request template for consistent contributions

- Introduced a PR template to guide contributors on providing necessary information.

docs: Establish a Code of Conduct for community behavior

- Implemented a Code of Conduct to promote a respectful and inclusive environment.

docs: Create Diversity, Equity, and Inclusion (DEI) statement

- Outlined commitment to diversity and inclusion within the FeDIY community.

docs: Define Code Review Guidelines for constructive feedback

- Established guidelines to ensure respectful and effective code reviews.

docs: Implement Security Policy for vulnerability reporting

- Created a security policy detailing how to report vulnerabilities and our commitment to addressing them.

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,38 @@
+---
+name: Feature Request
+about: Suggest an idea for FeDIY
+title: "[FEATURE] "
+labels: feature
+assignees: ''
+
+---
+
+## Description
+
+What would you like to see in FeDIY? Describe the feature or enhancement you're suggesting.
+
+## Motivation
+
+Why do you want this? What problem does it solve? How would it help you or the community?
+
+## Example Use Case
+
+Can you describe a specific scenario where this feature would be useful?
+
+## Proposed Solution
+
+Do you have an idea for how this could be implemented? (Feel free to skip this if you don't!)
+
+## Alternatives
+
+Are there other ways to solve this problem?
+
+## Additional Context
+
+Any other information that would be helpful? Links to related issues, discussions, or external resources?
+
+---
+
+**Thank you for sharing your idea!** Even if we can't implement everything, your feedback helps us understand what the community needs.
+
+**Note:** Large features might be discussed further before work begins. Check [ROADMAP.md](../../docs/ROADMAP.md) and [OPEN_QUESTIONS.md](../../docs/OPEN_QUESTIONS.md) to see if this aligns with our current direction!