Add a basic HTTP web server that says hello at GET /hello

Author: fnune

NOTES.md

@@ -185,7 +185,7 @@ Rebuilding with baud rate 115200 makes `screen /dev/ttyUSB0 115200` produce outp
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 ```
 
-At this point I'm going to give up and just use `make monitor`, and figure this out later with the help of someone more experienced. The project runs and I can move on to writing some application code.
+At this point I'm going to give up and just use `make monitor`, and figure this out later with the help of someone more experienced.
 
 ### A foray into Linux specifics
 
@@ -236,3 +236,9 @@ minicom -p /dev/pts/4
 ```
 
 Type some stuff... and it appears on my newest terminal! Cool! Trying to type on `/dev/pts/4` produces the same characters on `/dev/pts/3`, but some get dropped. I'm curious to find out why, but let's get back to the main course.
+
+## The Memfault SDK
+
+Documentation link: https://docs.memfault.com/docs/embedded/esp8266-rtos-sdk-guide/
+
+I'm starting by getting some application code in place. It's just going to be an HTTP server with simple routes. Then, I'll try to integrate the Memfault SDK on top.

hello_world/CMakeLists.txt

@@ -0,0 +1,10 @@
+# The following lines of boilerplate have to be in your project's CMakeLists
+# in this exact order for cmake to work correctly
+cmake_minimum_required(VERSION 3.5)
+
+# (Not part of the boilerplate)
+# This example uses an extra component for common functions such as Wi-Fi and Ethernet connection.
+set(EXTRA_COMPONENT_DIRS $ENV{IDF_PATH}/examples/common_components/protocol_examples_common)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(simple)

hello_world/Makefile

@@ -0,0 +1,6 @@
+PROJECT_NAME := toastboard
+
+EXTRA_COMPONENT_DIRS = $(IDF_PATH)/examples/common_components/protocol_examples_common
+
+include $(IDF_PATH)/make/project.mk
+

hello_world/README.md

@@ -0,0 +1,4 @@
+set(COMPONENT_SRCS "main.c")
+set(COMPONENT_ADD_INCLUDEDIRS ".")
+
+register_component()