move refidtool to its own repo

Author: dropwhile

.github/workflows/codeql-analysis.yml

@@ -35,7 +35,7 @@ jobs:
     - name: Setup Go
       uses: actions/setup-go@v5
       with:
-        go-version: '1.24.x'
+        go-version: '1.25.x'
         check-latest: true
       id: go
 

.github/workflows/unit-tests.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v5
         with:
-          go-version: '1.24.x'
+          go-version: '1.25.x'
           check-latest: true
         id: go
 

README.md

@@ -237,7 +237,7 @@ func DBLookupNote(ctx context.Context, db dbHandle, noteID NoteID) (*DBNote, err
 
 Installation:
 ```
-go install github.com/dropwhile/refid/v2/cmd/refidtool@latest
+go install github.com/dropwhile/refidtool/v2@latest
 ```
 
 ```