Squash migrations (#12830)

* Squash migrations for "users" app

* Squash migrations for "common" app

Note: we will come back again later to squash some more

* Significant squashing

* Update legacy migrations

* Further squashing of migrations

* Even more cleanup

* Adjust CI workflow

* Update CI Job

* Update docs

* Update CHANGELOG.md

* Cleanup old comments

* Throw error if pre 1.0.0 DB detected

* Refactor incomplete migration check

.github/workflows/migration_tests.yaml

@@ -50,7 +50,7 @@ jobs:
           contains(github.event.pull_request.labels.*.name, 'full-run')
 
   sqlite:
-    name: Tests - Migrations [SQLite]
+    name: Migrations [SQLite]
     runs-on: ubuntu-latest
     needs: paths-filter
     if: ${{ (needs.paths-filter.outputs.force == 'true') || (github.ref == 'refs/heads/master' && needs.paths-filter.outputs.migrations == 'true') }}
@@ -83,7 +83,7 @@ jobs:
           flags: migrations-sqlite
 
   mysql:
-    name: Tests - Migrations [MySQL]
+    name: Migrations [MySQL]
     runs-on: ubuntu-24.04
     needs: paths-filter
     if: ${{ (needs.paths-filter.outputs.force == 'true') || (github.ref == 'refs/heads/master' && needs.paths-filter.outputs.migrations == 'true') }}
@@ -134,7 +134,7 @@ jobs:
           flags: migrations-mysql
 
   postgresql:
-    name: Tests - Migrations [PostgreSQL]
+    name: Migrations [PostgreSQL]
     runs-on: ubuntu-latest
     needs: paths-filter
     if: ${{ (needs.paths-filter.outputs.force == 'true') || (github.ref == 'refs/heads/master' && needs.paths-filter.outputs.migrations == 'true') }}
@@ -181,7 +181,7 @@ jobs:
           flags: migrations-postgresql
 
   migrations-checks:
-    name: Tests - Database Migrations
+    name: Database Migrations
     runs-on: ubuntu-latest
     needs: paths-filter
     if: ${{ (needs.paths-filter.outputs.force == 'true') || (github.ref == 'refs/heads/master' && needs.paths-filter.outputs.migrations == 'true') }}
@@ -205,37 +205,45 @@ jobs:
       - name: Fetch Database
         run: git clone --depth 1 https://github.com/inventree/test-db ./test-db
 
-      - name: 0.10.0 Database
+      - name: 1.0.0 Database
+        run: |
+          rm /home/runner/work/InvenTree/db.sqlite3
+          cp test-db/stable_1.0.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
+          chmod +rw /home/runner/work/InvenTree/db.sqlite3
+          invoke migrate
+
+      - name: 1.5.0 Database
+        run: |
+          rm /home/runner/work/InvenTree/db.sqlite3
+          cp test-db/stable_1.5.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
+          chmod +rw /home/runner/work/InvenTree/db.sqlite3
+          invoke migrate
+
+      - name: 0.10.0 Database (SHOULD FAIL)
         run: |
           rm /home/runner/work/InvenTree/db.sqlite3
           cp test-db/stable_0.10.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
           chmod +rw /home/runner/work/InvenTree/db.sqlite3
-          invoke migrate
 
-      - name: 0.11.0 Database
-        run: |
-          rm /home/runner/work/InvenTree/db.sqlite3
-          cp test-db/stable_0.11.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
-          chmod +rw /home/runner/work/InvenTree/db.sqlite3
-          invoke migrate
+          set +e
+          output=$(invoke migrate 2>&1)
+          exit_code=$?
+          set -e
 
-      - name: 0.13.5 Database
-        run: |
-          rm /home/runner/work/InvenTree/db.sqlite3
-          cp test-db/stable_0.13.5.sqlite3 /home/runner/work/InvenTree/db.sqlite3
-          chmod +rw /home/runner/work/InvenTree/db.sqlite3
-          invoke migrate
+          # Always show the actual output, so the reason for pass/fail is visible
+          # in the job log rather than just a generic summary line
+          echo "$output"
 
-      - name: 0.16.0 Database
-        run: |
-          rm /home/runner/work/InvenTree/db.sqlite3
-          cp test-db/stable_0.16.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
-          chmod +rw /home/runner/work/InvenTree/db.sqlite3
-          invoke migrate
+          if [ "$exit_code" -eq 0 ]; then
+            echo "::error::Migration succeeded for 0.10.0 database, but this is expected to fail (squashed migrations no longer support this old baseline)"
+            exit 1
+          fi
 
-      - name: 0.17.0 Database
-        run: |
-          rm /home/runner/work/InvenTree/db.sqlite3
-          cp test-db/stable_0.17.0.sqlite3 /home/runner/work/InvenTree/db.sqlite3
-          chmod +rw /home/runner/work/InvenTree/db.sqlite3
-          invoke migrate
+          # Confirm it failed for the *expected* reason (INVE-E19: stuck mid-way
+          # through the pre-1.0.0 migration squash), not some unrelated crash
+          if echo "$output" | grep -q "INVE-E19"; then
+            echo "Migration failed as expected for 0.10.0 database (INVE-E19)"
+          else
+            echo "::error::Migration failed for 0.10.0 database, but not with the expected INVE-E19 error - this looks like an unrelated failure"
+            exit 1
+          fi