Enable prefix based routing (#2047)

* Enable prefix based routing

Signed-off-by: Harsh Thakur <harshthakur9030@gmail.com>

* Optimize checking condition

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Disable few tests

* disable router modification for now

* run code generator

* Collect fission dump in CI

* Enable all tests back

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Remove unwanted code

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Add prefix support at more places and couple of todo's

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Few more changes

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Improve function trim support

* Support for prefix based urls in fission function test

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* multi route for fission function test

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Improve validations in trigger creations

* Adjust leading / in url from fission

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

* Change suburl to subpath for function test

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>

Co-authored-by: Sanket Sudake <sanketsudake@gmail.com>

test/utils.sh

@@ -72,7 +72,7 @@ test_response() {
     set +e
     while true; do
         log "test_fn: call curl"
-        echo $(curl "$url")
+        echo curl "$url"
         resp=$(curl --silent --show-error "$url")
         # log "response:" $resp
         status_code=$?