feat: add agent timings (#14713)

* feat: begin impl of agent script timings

* feat: add job_id and display_name to script timings

* fix: increment migration number

* fix: rename migrations from 251 to 254

* test: get tests compiling

* fix: appease the linter

* fix: get tests passing again

* fix: drop column from correct table

* test: add fixture for agent script timings

* fix: typo

* fix: use job id used in provisioner job timings

* fix: increment migration number

* test: behaviour of script runner

* test: rewrite test

* test: does exit 1 script break things?

* test: rewrite test again

* fix: revert change

Not sure how this came to be, I do not recall manually changing
these files.

* fix: let code breathe

* fix: wrap errors

* fix: justify nolint

* fix: swap require.Equal argument order

* fix: add mutex operations

* feat: add 'ran_on_start' and 'blocked_login' fields

* fix: update testdata fixture

* fix: refer to agent_id instead of job_id in timings

* fix: JobID -> AgentID in dbauthz_test

* fix: add 'id' to scripts, make timing refer to script id

* fix: fix broken tests and convert bug

* fix: update testdata fixtures

* fix: update testdata fixtures again

* feat: capture stage and if script timed out

* fix: update migration number

* test: add test for script api

* fix: fake db query

* fix: use UTC time

* fix: ensure r.scriptComplete is not nil

* fix: move err check to right after call

* fix: uppercase sql

* fix: use dbtime.Now()

* fix: debug log on r.scriptCompleted being nil

* fix: ensure correct rbac permissions

* chore: remove DisplayName

* fix: get tests passing

* fix: remove space in sql up

* docs: document ExecuteOption

* fix: drop 'RETURNING' from sql

* chore: remove 'display_name' from timing table

* fix: testdata fixture

* fix: put r.scriptCompleted call in goroutine

* fix: track goroutine for test + use separate context for reporting

* fix: appease linter, handle trackCommandGoroutine error

* fix: resolve race condition

* feat: replace timed_out column with status column

* test: update testdata fixture

* fix: apply suggestions from review

* revert: linter changes

coderd/apidoc/docs.go

@@ -14263,6 +14263,10 @@ const docTemplate = `{
                 "display_name": {
                     "type": "string"
                 },
+                "id": {
+                    "type": "string",
+                    "format": "uuid"
+                },
                 "log_path": {
                     "type": "string"
                 },