feat!: reorganize repo & documents

Signed-off-by: MatrixFurry <did:plc:zmjoeu3stwcn44647rhxa44o>

CONTRIBUTING.md docs/contributing.md

···
 Development happens on [Tangled](https://tangled.org/did:plc:zmjoeu3stwcn44647rhxa44o).
 
 # Developer Certificate of Origin
-By submitting code contributions as an individual or on behalf of a corporation to any directory in this repository, you agree to the [Developer Certificate of Origin](./DCO.txt)
+By submitting code contributions as an individual or on behalf of a corporation to any directory in this repository, you agree to the [Developer Certificate of Origin](./legal/DCO.txt)
 
 # Reporting issues
 Yes, issues are contributions.
···
 
 Commit signing is optional but highly recommended. Once you make your first signed commit, all future commits must be signed.
 
-Please see the [security policy](./SECURITY.md) for more information.
+Please see the [security policy](./security.md) for more information.
 
 ## Submitting changes
 <!--TODO: Provide more documentation on how pull requests work on Tangled-->
···
 If you are unsure, or you had help from automated AI-generation in part of your contribution, please tell us when contributing. It does not mean the contribution will be rejected outright. We will evaluate on a case-by-case basis. We value honesty, and take it into consideration.
 
 # Security
-Please see the [security policy](./SECURITY.md)
+Please see the [security policy](./security.md)
 
 # Maintainers
 

SECURITY.md docs/security.md

···
-For the most up-to-date security policy, please see [matrixfurry.com/common](https://tangled.org/@matrixfurry.com/common/blob/main/SECURITY.md).
+For the most up-to-date security policy, please see [matrixfurry.com/common](https://tangled.org/@matrixfurry.com/common/blob/main/docs/security.md).
 
 # Reporting
 Please report security issues via [SimpleX](https://smp18.simplex.im/a#Wc2x2IBqqwzgmeGkN0XtKrGMLBxFuxmoYgkTGgGgR0M) or [Email](mailto:[e-mail]).

meta/scripts/update-common-files.nu

···
+#!/usr/bin/env nu
+# SPDX-License-Identifier: AGPL-3.0-only
+# SPDX-FileCopyrightText: 2025 @matrixfurry.com <did:plc:zmjoeu3stwcn44647rhxa44o>
+
+use std log
+
+const common = path self ../../
+
+def main [
+    --update-license
+    --commit (-c)
+] {
+    if $commit and (jj status | lines | first) != "The working copy has no changes." {
+        error make {
+            msg: "the working copy has changes"
+            help: "create an empty commit before updating files"
+        }
+    }
+
+    cp -r ($common | path join docs) .
+    log info "updated common project files"
+
+    if $update_license or not ("./LICENSE" | path exists) {
+        cp -r ($common | path join LICENSE) .
+        log warning "updated project license"
+    }
+
+    if $commit {
+        jj commit -m "docs: update shared documentation"
+    }
+}

scripts/update-common-files.nu

···
-#!/usr/bin/env nu
-# SPDX-License-Identifier: AGPL-3.0-only
-# SPDX-FileCopyrightText: 2025 @matrixfurry.com <did:plc:zmjoeu3stwcn44647rhxa44o>
-
-use std log
-
-# Update the common files in this directory to the latest from https://tangled.org/@matrixfurry.com/common
-def main [] {
-    let files = [
-        "CODE_OF_CONDUCT.md"
-        "CONTRIBUTING.md"
-        "DCO.txt"
-        "SECURITY.md"
-    ]
-
-    $files
-    | each {|file|
-        log info $"Updating file: ($file)"
-
-        http get $"https://tangled.org/@matrixfurry.com/common/raw/main/($file)"
-        | save -fp $file
-    }
-
-    null
-}