feat(journal): add week 8

journal/week8.typ

@@ -0,0 +1,49 @@
+#import "template.typ": week, day
+
+#show: week.with(num: 8)
+
+#day(1)
+
+- improvements and bugfixes
+    - unknown frame methods
+    - assertion on column values
+    - allow unknowns in more places
+    - parse empty calls
+    - tuple type instantiation
+    - `str` methods
+    - multi-parameter generic
+    - tuple expression
+
+#day(2)
+
+- weekly meeting
+- generate stubs when compiling
+- work on frames and columns (brainstorm / setup methods)
+- start working on call dispatcher
+
+#day(3)
+
+- finish call dispatcher
+- add type aliases
+- work on frame and columns method registry
+
+#day(4)
+
+- implement group-by on frames and columns
+- implement some methods on frames and columns
+
+#day(5)
+
+- implement arithmetic, comparison and aggregation methods, `head`/`tail` and some attributes on frames and columns
+- refactor printers
+- rename `Function.Argument` -> `Function.Parameter`
+- update manual for frames and columns
+- add some docstrings
+
+#day(6)
+
+- add more docstrings
+
+#day(7)
+
+- add more docstrings