[WIP] Testable parts (#7888)

* Add "testable" field to the Part model

- Default = False
- Determines whether a particular part can have tests defined against it

* Adds data migration to set default 'testable' state

* Update part serializers

* CUI: Update table filters

* PUI: Update tables and filters

* CUI: Update part detail page

* PUI: Update part detail page

* Update CUI

* Update build pages

* Update BuildLine serializer

* Bump API version

* Update docs

* Add 'testable' to fieldset

docs/docs/part/part.md

@@ -47,6 +47,10 @@ If a part is designated as an *Assembly* it can be created (or built) from other
 
 If a part is designated as a *Component* it can be used as a sub-component of an *Assembly*. [Read further information about BOM management here](../build/bom.md)
 
+### Testable
+
+Testable parts can have test templates defined against the part, allowing test results to be recorded against any stock items for that part. For more information on testing, refer to the [testing documentation](./test.md).
+
 ### Trackable
 
 Trackable parts can be assigned batch numbers or serial numbers which uniquely identify a particular stock item. Trackable parts also provide other features (and restrictions) in the InvenTree ecosystem.

docs/docs/part/test.md

@@ -4,7 +4,7 @@ title: Part Test Templates
 
 ## Part Test Templates
 
-Parts which are designated as *trackable* (meaning they can be uniquely serialized) can define templates for tests which are to be performed against individual stock items corresponding to the part.
+Parts which are designated as [testable](./part.md#testable) can define templates for tests which are to be performed against individual stock items corresponding to the part.
 
 A test template defines the parameters of the test; the individual stock items can then have associated test results which correspond to a test template.
 

docs/docs/part/views.md

@@ -131,9 +131,9 @@ The *Scheduling* tab provides an overview of the *predicted* future availability
 
 The *Stocktake* tab provide historical stock level information, based on user-provided stocktake data. Refer to the [stocktake documentation](./stocktake.md) for further information.
 
-### Tests
+### Test Templates
 
-If a part is marked as *trackable*, the user can define tests which must be performed on any stock items which are instances of this part. [Read more about testing](./test.md).
+If a part is marked as *testable*, the user can define tests which must be performed on any stock items which are instances of this part. [Read more about testing](./test.md).
 
 ### Related Parts
 

docs/docs/stock/test.md

@@ -4,7 +4,7 @@ title: Stock Test Result
 
 ## Stock Test Result
 
-Stock items which are associated with a *trackable* part can have associated test data - this is particularly useful for tracking unit testing / commissioning / acceptance data against a serialized stock item.
+Stock items which are associated with a [testable part](../part/part.md#testable) can have associated test data - this is particularly useful for tracking unit testing / commissioning / acceptance data against a serialized stock item.
 
 The master "Part" record for the stock item can define multiple [test templates](../part/test.md), against which test data can be uploaded. Additionally, arbitrary test information can be assigned to the stock item.